optimize raytrace demo

2 files changed, 644 insertions, 2030 deletions

diff --git a/demos/raytrace.html b/demos/raytrace.html
index a95d4468..b74b9a10 100644
--- a/demos/raytrace.html
+++ b/demos/raytrace.html
@@ -14,6 +14,8 @@
     var calcedDepth = -1;
     // Do everything - initialize SDL, set up canvas, render
     function render(size, depth) {
+      var startTime = Date.now();
+
       if (drawingNow) return;
       drawingNow = true;
       if (calcedDepth != depth) {
@@ -27,7 +29,7 @@
         _SDL_Init(size);
         var canvas = document.getElementById('canvas');
         canvas.width = canvas.height = size;
-        HEAP[_screen] = _SDL_SetVideoMode(canvas.width, canvas.height, 32, 0, canvas);
+        IHEAP[_screen] = _SDL_SetVideoMode(canvas.width, canvas.height, 32, 0, canvas);
         var y = canvas.height-1;
         function drawLine() {
           print("Raytracing line: <b>" + (canvas.height-y) + "/" + canvas.height + '</b>');
@@ -36,7 +38,7 @@
           if (y >= 0) {
             setTimeout(arguments.callee, 1);
           } else {
-            print('');
+            print('Finished in ' + (Date.now() - startTime)/1000 + ' seconds.');
             drawingNow = false;
           }
         }
diff --git a/demos/raytrace.js b/demos/raytrace.js
index 2f4dffeb..9da9b744 100644
--- a/demos/raytrace.js
+++ b/demos/raytrace.js
@@ -7,2084 +7,696 @@
 // Optimized using Closure Compiler
 //====================================================================================
 
-
-// === Auto-generated preamble library stuff ===
-
-function __globalConstructor__() {
-}
-
-var __THREW__ = false; // Used in checking for thrown exceptions.
-
-var __ATEXIT__ = [];
-
-
-
-
-function assert(condition, text) {
-  if (!condition) {
-    var text = "Assertion failed: " + text;
-    print(text + ':\n' + (new Error).stack);
-    throw "Assertion: " + text;
+function l() {
+  return function() {
   }
 }
-
-function Pointer_niceify(ptr) {
-  return { slab: HEAP, pos: ptr };
+function m() {
 }
-
-// Creates a pointer for a certain slab and a certain address in that slab.
-// If just a slab is given, will allocate room for it and copy it there. In
-// other words, do whatever is necessary in order to return a pointer, that
-// points to the slab (and possibly position) we are given.
-
-ALLOC_NORMAL = 0; // Tries to use _malloc()
-ALLOC_STACK = 1; // Lives for the duration of the current function call
-ALLOC_STATIC = 2; // Cannot be freed
-
-function Pointer_make(slab, pos, allocator) {
-  pos = pos ? pos : 0;
-  if (slab === HEAP) return pos;
-  // Flatten out - needed for global consts/vars
-  function flatten(slab) {
-    if (!slab || slab.length === undefined || typeof slab === 'function') return [slab];
-    return slab.map(flatten).reduce(function(a,b) { return a.concat(b) }, []);
+FUNCTION_TABLE = [];
+var o = [];
+function q(a, b) {
+  if(!a) {
+    b = "Assertion failed: " + b;
+    print(b + ":\n" + Error().stack);
+    throw"Assertion: " + b;
   }
-  var slab = flatten(slab);
-  // Finalize
-  var ret = [_malloc, stackAlloc, staticAlloc][allocator ? allocator : ALLOC_STATIC](Math.max(slab.length - pos, 1));
-  for (var i = 0; i < slab.length - pos; i++) {
-    HEAP[ret + i] = slab[pos + i];
+}
+ALLOC_NORMAL = 0;
+ALLOC_STACK = 1;
+ALLOC_STATIC = 2;
+function r(a, b, c) {
+  function d(g) {
+    if(!g || g.length === undefined || typeof g === "function") {
+      return[g]
+    }
+    return g.map(d).reduce(function(i, j) {
+      return i.concat(j)
+    }, [])
   }
-  return ret;
+  b = b ? b : 0;
+  if(a === HEAP) {
+    return b
+  }
+  a = d(a);
+  c = [_malloc, aa, u][c ? c : ALLOC_STATIC](Math.max(a.length - b, 1));
+  for(var e = 0;e < a.length - b;e++) {
+    var h = a[b + e];
+    if(typeof h === "number" || typeof h === "boolean") {
+      IHEAP[c + e] = h;
+      FHEAP[c + e] = h
+    }else {
+      HEAP[c + e] = h
+    }
+  }
+  return c
 }
-
-function Pointer_stringify(ptr) {
-  ptr = Pointer_niceify(ptr);
-
-  var ret = "";
-  var i = 0;
-  var t;
-  while (1) {
-//    if ((ptr.pos + i) >= ptr.slab.length) { return "<< Invalid read: " + (ptr.pos+i) + " : " + ptr.slab.length + " >>"; } else {}
-    if ((ptr.pos+i) >= ptr.slab.length) { break; } else {}
-    t = String.fromCharCode(ptr.slab[ptr.pos + i]);
-    if (t == "\0") { break; } else {}
-    ret += t;
-    i += 1;
+function ba(a) {
+  a = {e:IHEAP, d:a};
+  for(var b = "", c = 0, d;;) {
+    if(a.d + c >= a.e.length) {
+      break
+    }
+    d = String.fromCharCode(a.e[a.d + c]);
+    if(d == "\u0000") {
+      break
+    }
+    b += d;
+    c += 1
   }
-  return ret;
+  return b
 }
-
-// Memory management
-
 PAGE_SIZE = 4096;
-function alignMemoryPage(x) {
-  return Math.ceil(x/PAGE_SIZE)*PAGE_SIZE;
-}
-
-// If we don't have malloc/free implemented, use a simple implementation.
-if (!this._malloc) {
-  _malloc = staticAlloc;
-  _free = function() { }; // leak!
-}
-
-// Mangled "new"s... need a heuristic for autogeneration...
-__Znwj = _malloc; // llvm-gcc
-__Znaj = _malloc; // llvm-gcc
-__Znam = _malloc; // clang
-__Znwm = _malloc; // clang
-// Mangled "delete"s... need a heuristic for autogeneration...
-__ZdlPv = _free; // llvm-gcc
-__ZdaPv = _free; // llvm-gcc
-
-function __initializeRuntime__() {
-  HEAP = intArrayFromString('(null)'); // So printing %s of NULL gives '(null)'
-                                       // Also this ensures we leave 0 as an invalid address, 'NULL'
-
-  STACK_STACK = [];
-  STACK_ROOT = STACKTOP = alignMemoryPage(10);
-  if (!this['TOTAL_STACK']) TOTAL_STACK = 64*1024*100; // Reserved room for stack
-  STACK_MAX = STACK_ROOT + TOTAL_STACK;
-
-  STATICTOP = alignMemoryPage(STACK_MAX);
-}
-
-// stdio.h
-
-// C-style: we work on ints on the HEAP.
-function __formatString() {
-  var textIndex = arguments[0];
-  var argIndex = 1;
-  var ret = [];
-  var curr = -1;
-  while (curr != 0) {
-    curr = HEAP[textIndex];
-    next = HEAP[textIndex+1];
-    if (curr == '%'.charCodeAt(0) && ['d', 'u', 'f', '.'].indexOf(String.fromCharCode(next)) != -1) {
-      var argText = String(arguments[argIndex]);
-      // Handle very very simply formatting, namely only %.Xf
-      if (next == '.'.charCodeAt(0)) {
-        var limit = parseInt(String.fromCharCode(HEAP[textIndex+2]));
-        var dotIndex = argText.indexOf('.');
-        if (dotIndex == -1) {
-          dotIndex = argText.length;
-          argText += '.';
-        }
-        argText += '00000000000'; // padding
-        argText = argText.substr(0, dotIndex+1+limit);
-        textIndex += 2;
-      } else if (next == 'u'.charCodeAt(0)) {
-        argText = String(unSign(arguments[argIndex], 32));
-      }
-      argText.split('').forEach(function(chr) {
-        ret.push(chr.charCodeAt(0));
-      });
-      argIndex += 1;
-      textIndex += 2;
-    } else if (curr == '%'.charCodeAt(0) && next == 's'.charCodeAt(0)) {
-      ret = ret.concat(String_copy(arguments[argIndex]));
-      argIndex += 1;
-      textIndex += 2;
-    } else {
-      ret.push(curr);
-      textIndex += 1;
+if(!this.f) {
+  _malloc = u;
+  _free = l()
+}
+__Znwm = __Znam = __Znaj = __Znwj = _malloc;
+__ZdaPv = __ZdlPv = _free;
+function ia() {
+  HEAP = x("(null)");
+  this.TOTAL_MEMORY || (TOTAL_MEMORY = 52428800);
+  if(this.Int32Array) {
+    IHEAP = new Int32Array(TOTAL_MEMORY);
+    for(var a = 0;a < HEAP.length;a++) {
+      IHEAP[a] = HEAP[a]
     }
+  }else {
+    IHEAP = HEAP
   }
-  return Pointer_make(ret, 0, ALLOC_STACK); // NB: Stored on the stack
-}
-
-// Copies a list of num items on the HEAP into a
-// a normal JavaScript array of numbers
-function Array_copy(ptr, num) {
-  // XXX hardcoded ptr impl
-  return HEAP.slice(ptr, ptr+num);
-}
-
-// Copies a C-style string, terminated by a zero, from the HEAP into
-// a normal JavaScript array of numbers
-function String_copy(ptr, addZero) {
-  // XXX hardcoded ptr impl
-  return Array_copy(ptr, _strlen(ptr)).concat(addZero ? [0] : []);
-}
-
-// stdlib.h
-
-// Get a pointer, return int value of the string it points to
-function _atoi(s) {
-  return Math.floor(Number(Pointer_stringify(s)));
+  FHEAP = this.Float64Array ? new Float64Array(TOTAL_MEMORY) : HEAP;
+  STACK_ROOT = STACKTOP = Math.ceil(10 / PAGE_SIZE) * PAGE_SIZE;
+  this.TOTAL_STACK || (TOTAL_STACK = 1048576);
+  STACK_MAX = STACK_ROOT + TOTAL_STACK;
+  STATICTOP = Math.ceil(STACK_MAX / PAGE_SIZE) * PAGE_SIZE
 }
-
-function _llvm_memcpy_i32(dest, src, num, idunno) {
-// XXX hardcoded ptr impl
-  for (var i = 0; i < num; i++) {
-    HEAP[dest + i] = HEAP[src + i];
+function ja(a, b, c) {
+  for(var d = 0;d < c;d++) {
+    HEAP[a + d] = HEAP[b + d];
+    IHEAP[a + d] = IHEAP[b + d];
+    FHEAP[a + d] = FHEAP[b + d]
   }
-//  dest = Pointer_niceify(dest);
-//  src = Pointer_niceify(src);
-//  dest.slab = src.slab.slice(src.pos);
 }
-_llvm_memcpy_i64 = _llvm_memcpy_i32;
-
-// Tools
-
-PRINTBUFFER = '';
-function __print__(text) {
-  // We print only when we see a '\n', as console JS engines always add
-  // one anyhow.
-  PRINTBUFFER = PRINTBUFFER + text;
-  var endIndex;
-  while ((endIndex = PRINTBUFFER.indexOf('\n')) != -1) {
-    print(PRINTBUFFER.substr(0, endIndex));
-    PRINTBUFFER = PRINTBUFFER.substr(endIndex + 1);
+_llvm_memcpy_p0i8_p0i8_i32 = _llvm_memcpy_i64 = ja;
+_llvm_memset_p0i8_i32 = function(a, b, c) {
+  for(var d = 0;d < c;d++) {
+    HEAP[a + d] = IHEAP[a + d] = FHEAP[a + d] = b
   }
-}
-
-function jrint(label, obj) { // XXX manual debugging
-  if (!obj) {
-    obj = label;
-    label = '';
-  } else
-    label = label + ' : ';
-  print(label + JSON.stringify(obj));
-}
-
-// This processes a 'normal' string into a C-line array of numbers.
-// For LLVM-originating strings, see parser.js:parseLLVMString function
-function intArrayFromString(stringy) {
-  var ret = [];
-  var t;
-  var i = 0;
-  while (i < stringy.length) {
-    ret.push(stringy.charCodeAt(i));
-    i = i + 1;
+};
+PRINTBUFFER = "";
+function x(a) {
+  for(var b = [], c = 0;c < a.length;) {
+    b.push(a.charCodeAt(c));
+    c += 1
   }
-  ret.push(0);
-  return ret;
-}
-
-// Converts a value we have as signed, into an unsigned value. For
-// example, -1 in int32 would be a very large number as unsigned.
-function unSign(value, bits) {
-  if (value >= 0) return value;
-  return 2*Math.abs(1 << (bits-1)) + value;
-}
-
-// === Body ===
-
-function stackAlloc(size) { var ret = STACKTOP; STACKTOP += size; return ret; }
-function staticAlloc(size) { var ret = STATICTOP; STATICTOP += size; return ret; }
-
-var _0___FLATTENER = [0,1];
-var _struct__1__pthread_mutex_s___FLATTENER = [0,1,2,3,4,5];
-var _struct_SDL_BlitMap___FLATTENER = [];
-var _struct_SDL_Color___FLATTENER = [0,1,2,3];
-var _struct_SDL_Palette___FLATTENER = [0,1];
-var _struct_SDL_PixelFormat___FLATTENER = [0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16];
-var _struct_SDL_Rect___FLATTENER = [0,1,2,3];
-var _struct_SDL_Surface___FLATTENER = [0,1,2,3,4,5,6,7,8,12,13,14,15,16];
-var _struct___pthread_slist_t___FLATTENER = [0];
-var _struct_basis_t___FLATTENER = [0,3,6];
-var _struct_hit_t___FLATTENER = [0,3];
-var _struct_node_t___FLATTENER = [0,4,8];
-var _struct_private_hwdata___FLATTENER = [];
-var _struct_ray_t___FLATTENER = [0,3];
-var _struct_sphere_t___FLATTENER = [0,3];
-var __struct_std__ios_base__Init____FLATTENER = [0];
-var _struct_v_t___FLATTENER = [0,1,2];
-var _union__0__45___FLATTENER = [0];
-var _union_pthread_attr_t___FLATTENER = [0,1];
-var _union_pthread_mutex_t___FLATTENER = [0];
-var _union_pthread_mutexattr_t___FLATTENER = [0];
-this.__defineGetter__("_screen", function() { delete _screen; _screen = Pointer_make([0], 0, ALLOC_STATIC); return _screen });
-this.__defineGetter__("__ZStL8__ioinit", function() { delete __ZStL8__ioinit; __ZStL8__ioinit = Pointer_make([0], 0, ALLOC_STATIC); return __ZStL8__ioinit });
-var ___dso_handle = 0; /* external value? */
-this.__defineGetter__("__ZL5light", function() { delete __ZL5light; __ZL5light = Pointer_make([0,0,0], 0, ALLOC_STATIC); return __ZL5light });
-this.__defineGetter__("__ZL4pool", function() { delete __ZL4pool; __ZL4pool = Pointer_make([0], 0, ALLOC_STATIC); return __ZL4pool });
-this.__defineGetter__("__ZL3end", function() { delete __ZL3end; __ZL3end = Pointer_make([0], 0, ALLOC_STATIC); return __ZL3end });
-this.__defineGetter__("__ZL4grid", function() { delete __ZL4grid; __ZL4grid = Pointer_make([ [-1.000000e+00, -0.3333333333333333], [0.3333333333333333, -1.000000e+00], [-0.3333333333333333, 1.000000e+00], [1.000000e+00, 0.3333333333333333] ], 0, ALLOC_STATIC); return __ZL4grid });
-
-__globalConstructor__ = function() {
-  __GLOBAL__I_screen();
-}
-
-
-_sqrt = function (x) { return Math.sqrt(x) }
-__ZNSt8ios_base4InitC1Ev = function () {
-    // need valid 'file descriptors'
-    __ZSt4cout = 1;
-    __ZSt4cerr = 2;
+  b.push(0);
+  return b
+}
+function aa(a) {
+  var b = STACKTOP;
+  q(a > 0);
+  STACKTOP += a;
+  STACKTOP = Math.ceil(STACKTOP / 4) * 4;
+  q(STACKTOP < STACK_ROOT + STACK_MAX);
+  return b
+}
+function u(a) {
+  var b = STATICTOP;
+  q(a > 0);
+  STATICTOP += a;
+  STATICTOP = Math.ceil(STATICTOP / 4) * 4;
+  return b
+}
+var ka = [0, 1, 2, 3, 4, 5, 6, 7, 8, 12, 13, 14, 15, 16];
+this.__defineGetter__("_screen", function() {
+  delete _screen;
+  return _screen = r([0], 0, ALLOC_STATIC)
+});
+this.__defineGetter__("__ZStL8__ioinit", function() {
+  delete __ZStL8__ioinit;
+  return __ZStL8__ioinit = r([0], 0, ALLOC_STATIC)
+});
+var la = 0;
+this.__defineGetter__("__ZL5light", function() {
+  delete __ZL5light;
+  return __ZL5light = r([0, 0, 0], 0, ALLOC_STATIC)
+});
+this.__defineGetter__("__ZL4pool", function() {
+  delete __ZL4pool;
+  return __ZL4pool = r([0], 0, ALLOC_STATIC)
+});
+this.__defineGetter__("__ZL3end", function() {
+  delete __ZL3end;
+  return __ZL3end = r([0], 0, ALLOC_STATIC)
+});
+this.__defineGetter__("__ZL4grid", function() {
+  delete __ZL4grid;
+  return __ZL4grid = r([[-1, -0.3333333333333333], [0.3333333333333333, -1], [-0.3333333333333333, 1], [1, 0.3333333333333333]], 0, ALLOC_STATIC)
+});
+m = function() {
+  B()
+};
+_sqrt = Math.sqrt;
+__ZNSt8ios_base4InitC1Ev = function() {
+  __ZSt4cout = 1;
+  __ZSt4cerr = 2
+};
+___cxa_atexit = function(a) {
+  o.push(a)
+};
+__ZNSt8ios_base4InitD1Ev = function() {
+  __ZSt4cout = 1;
+  __ZSt4cerr = 2
+};
+_cos = Math.cos;
+_sin = Math.sin;
+_SDL_LockSurface = function(a) {
+  var b = SDL_SURFACES[a];
+  b.a = b.c.getImageData(0, 0, b.width, b.height);
+  for(var c = b.a.data.length, d = 0;d < c;d++) {
+    IHEAP[b.b + d] = b.a.data[d]
   }
-___cxa_atexit = function (func) {
-    __ATEXIT__.push(func);
+  IHEAP[a + 5] = b.b
+};
+_SDL_UnlockSurface = function(a) {
+  a = SDL_SURFACES[a];
+  for(var b = a.a.data.length, c = 0;c < b;c++) {
+    a.a.data[c] = IHEAP[a.b + c]
   }
-__ZNSt8ios_base4InitD1Ev = function () {
-    // need valid 'file descriptors'
-    __ZSt4cout = 1;
-    __ZSt4cerr = 2;
+  for(c = 0;c < b / 4;c++) {
+    a.a.data[c * 4 + 3] = 255
   }
-_cos = function (x) { return Math.cos(x) }
-_sin = function (x) { return Math.sin(x) }
-_SDL_LockSurface = function (surf) {
-    var surfData = SDL_SURFACES[surf];
-    surfData.image = surfData.ctx.getImageData(0, 0, surfData.width, surfData.height);
-    // Copy pixel data to somewhere accessible to 'C/C++'
-    var num = surfData.image.data.length;
-    for (var i = 0; i < num; i++) {
-      HEAP[surfData.buffer+i] = surfData.image.data[i];
+  a.c.putImageData(a.a, 0, 0);
+  a.a = null
+};
+_SDL_Flip = l();
+_SDL_Init = function() {
+  SDL_SURFACES = {};
+  return 1
+};
+_SDL_SetVideoMode = function(a, b, c, d, e) {
+  c = _malloc(14);
+  SDL_SURFACES[c] = {width:a, height:b, canvas:e, c:e.getContext("2d"), g:c, b:_malloc(a * b * 4)};
+  return c
+};
+_SDL_Delay = l();
+_SDL_Quit = function() {
+  return 1
+};
+function B() {
+  C(1, 65535)
+}
+FUNCTION_TABLE[0] = B;
+FUNCTION_TABLE[1] = function(a, b) {
+  return b
+};
+FUNCTION_TABLE[2] = l();
+function E(a, b) {
+  return FHEAP[a] < FHEAP[b] ? b : a
+}
+FUNCTION_TABLE[3] = E;
+function F(a, b) {
+  return IHEAP[a] < IHEAP[b] ? b : a
+}
+FUNCTION_TABLE[4] = F;
+var ma = 5;
+FUNCTION_TABLE[5] = function() {
+  __ZNSt8ios_base4InitD1Ev(__ZStL8__ioinit)
+};
+function G(a, b, c, d) {
+  FHEAP[a] = b;
+  FHEAP[a + 1] = c;
+  FHEAP[a + 2] = d
+}
+FUNCTION_TABLE[6] = G;
+function H(a, b, c) {
+  G(a, FHEAP[b] + FHEAP[c], FHEAP[b + 1] + FHEAP[c + 1], FHEAP[b + 2] + FHEAP[c + 2])
+}
+FUNCTION_TABLE[7] = H;
+function I(a, b, c) {
+  G(a, FHEAP[b] - FHEAP[c], FHEAP[b + 1] - FHEAP[c + 1], FHEAP[b + 2] - FHEAP[c + 2])
+}
+FUNCTION_TABLE[8] = I;
+function J(a, b) {
+  G(a, 0 - FHEAP[b], 0 - FHEAP[b + 1], 0 - FHEAP[b + 2])
+}
+FUNCTION_TABLE[9] = J;
+function K(a, b, c) {
+  G(a, FHEAP[b] * c, FHEAP[b + 1] * c, FHEAP[b + 2] * c)
+}
+FUNCTION_TABLE[10] = K;
+function L(a, b, c) {
+  G(a, FHEAP[b + 1] * FHEAP[c + 2] - FHEAP[b + 2] * FHEAP[c + 1], FHEAP[b + 2] * FHEAP[c] - FHEAP[b] * FHEAP[c + 2], FHEAP[b] * FHEAP[c + 1] - FHEAP[b + 1] * FHEAP[c])
+}
+FUNCTION_TABLE[11] = L;
+function M(a, b) {
+  return FHEAP[a] * FHEAP[b] + FHEAP[a + 1] * FHEAP[b + 1] + FHEAP[a + 2] * FHEAP[b + 2]
+}
+FUNCTION_TABLE[12] = M;
+function P(a, b) {
+  FHEAP[a] = FHEAP[b];
+  FHEAP[a + 1] = FHEAP[b + 1];
+  FHEAP[a + 2] = FHEAP[b + 2]
+}
+FUNCTION_TABLE[13] = P;
+function Q(a, b, c) {
+  FHEAP[a] = FHEAP[b];
+  FHEAP[a + 1] = FHEAP[b + 1];
+  FHEAP[a + 2] = FHEAP[b + 2];
+  a = a + 3;
+  FHEAP[a] = FHEAP[c];
+  FHEAP[a + 1] = FHEAP[c + 1];
+  FHEAP[a + 2] = FHEAP[c + 2]
+}
+FUNCTION_TABLE[14] = Q;
+function R(a) {
+  G(a, 0, 0, 0);
+  FHEAP[a + 3] = Infinity
+}
+FUNCTION_TABLE[15] = R;
+FUNCTION_TABLE[16] = l();
+function S(a, b, c) {
+  FHEAP[a] = FHEAP[b];
+  FHEAP[a + 1] = FHEAP[b + 1];
+  FHEAP[a + 2] = FHEAP[b + 2];
+  FHEAP[a + 3] = c
+}
+FUNCTION_TABLE[17] = S;
+function T(a, b, c) {
+  var d = STACKTOP;
+  STACKTOP += 3;
+  var e = 1 / FHEAP[b + 3];
+  I(d, c, b);
+  K(a, d, e);
+  STACKTOP = d
+}
+FUNCTION_TABLE[18] = T;
+FUNCTION_TABLE[19] = l();
+function U(a, b, c, d) {
+  FHEAP[a] = FHEAP[b];
+  FHEAP[a + 1] = FHEAP[b + 1];
+  FHEAP[a + 2] = FHEAP[b + 2];
+  FHEAP[a + 3] = FHEAP[b + 3];
+  b = a + 4;
+  FHEAP[b] = FHEAP[c];
+  FHEAP[b + 1] = FHEAP[c + 1];
+  FHEAP[b + 2] = FHEAP[c + 2];
+  FHEAP[b + 3] = FHEAP[c + 3];
+  IHEAP[a + 8] = d
+}
+FUNCTION_TABLE[20] = U;
+function V(a, b) {
+  var c = STACKTOP;
+  STACKTOP += 12;
+  var d = c + 3, e = c + 6, h = c + 9;
+  W(d, b);
+  if((FHEAP[d] * FHEAP[d] != 1 != 0 & FHEAP[d + 1] * FHEAP[d + 1] != 1 != 0 & FHEAP[d + 2] * FHEAP[d + 2] != 1) != 0) {
+    var g = a + 3;
+    FHEAP[g] = FHEAP[d];
+    FHEAP[g + 1] = FHEAP[d + 1];
+    FHEAP[g + 2] = FHEAP[d + 2];
+    if(FHEAP[d + 1] * FHEAP[d + 1] > FHEAP[d] * FHEAP[d]) {
+      if(FHEAP[d + 1] * FHEAP[d + 1] > FHEAP[d + 2] * FHEAP[d + 2]) {
+        FHEAP[a + 3 + 1] = 0 - FHEAP[a + 3 + 1]
+      }else {
+        FHEAP[a + 3 + 2] = 0 - FHEAP[a + 3 + 2]
+      }
+    }else {
+      if(FHEAP[d + 2] * FHEAP[d + 2] > FHEAP[d] * FHEAP[d]) {
+        FHEAP[a + 3 + 2] = 0 - FHEAP[a + 3 + 2]
+      }else {
+        FHEAP[a + 3] = 0 - FHEAP[a + 3]
+      }
     }
-    // Mark in C/C++-accessible SDL structure
-    // SDL_Surface has the following fields: Uint32 flags, SDL_PixelFormat *format; int w, h; Uint16 pitch; void *pixels; ...
-    // So we have fields all of the same size, and 5 of them before us.
-    HEAP[surf + 5*1] = surfData.buffer;
+  }else {
+    G(c, FHEAP[d + 2], FHEAP[d], FHEAP[d + 1]);
+    g = a + 3;
+    FHEAP[g] = FHEAP[c];
+    FHEAP[g + 1] = FHEAP[c + 1];
+    FHEAP[g + 2] = FHEAP[c + 2]
   }
-_SDL_UnlockSurface = function (surf) {
-    var surfData = SDL_SURFACES[surf];
-    // Copy pixel data to image
-    var num = surfData.image.data.length;
-    for (var i = 0; i < num; i++) {
-      surfData.image.data[i] = HEAP[surfData.buffer+i];
+  FHEAP[a] = FHEAP[d];
+  FHEAP[a + 1] = FHEAP[d + 1];
+  FHEAP[a + 2] = FHEAP[d + 2];
+  d = a + 6;
+  L(e, a, a + 3);
+  FHEAP[d] = FHEAP[e];
+  FHEAP[d + 1] = FHEAP[e + 1];
+  FHEAP[d + 2] = FHEAP[e + 2];
+  e = a + 3;
+  L(h, a, a + 6);
+  FHEAP[e] = FHEAP[h];
+  FHEAP[e + 1] = FHEAP[h + 1];
+  FHEAP[e + 2] = FHEAP[h + 2];
+  STACKTOP = c
+}
+FUNCTION_TABLE[21] = V;
+function X(a) {
+  return M(a, a)
+}
+FUNCTION_TABLE[22] = X;
+function W(a, b) {
+  var c = 1 / _sqrt(X(b));
+  K(a, b, c)
+}
+FUNCTION_TABLE[23] = W;
+function C(a, b) {
+  var c = STACKTOP;
+  STACKTOP += 3;
+  var d = a == 1;
+  a:do {
+    if(d) {
+      if(b != 65535) {
+        break a
+      }
+      __ZNSt8ios_base4InitC1Ev(__ZStL8__ioinit);
+      ___cxa_atexit(ma, 0, la);
+      G(c, -0.5, -0.65, 0.9);
+      W(__ZL5light, c)
     }
-    for (var i = 0; i < num/4; i++) {
-      surfData.image.data[i*4+3] = 255; // opacity, as canvases blend alpha
+  }while(0);
+  STACKTOP = c
+}
+FUNCTION_TABLE[24] = C;
+function Y(a, b) {
+  var c = STACKTOP;
+  STACKTOP += 3;
+  var d, e, h;
+  I(c, a, b);
+  d = M(b + 3, c);
+  e = d * d - X(c) + FHEAP[a + 3] * FHEAP[a + 3];
+  if(e < 0) {
+    d = Infinity
+  }else {
+    h = _sqrt(e);
+    e = d + h;
+    d = d - h;
+    if(e < 0) {
+      d = Infinity
+    }else {
+      d = d = d > 0 ? d : e
     }
-    // Copy to canvas
-    surfData.ctx.putImageData(surfData.image, 0, 0);
-    // Cleanup
-    surfData.image = null;
-  }
-_SDL_Flip = function (surf) {
-    // We actually do this in Unlock...
-  }
-// stub for _atoi
-// stub for __Znaj
-_SDL_Init = function (what) {
-    SDL_SURFACES = {};
-    return 1;
-  }
-_SDL_SetVideoMode = function (width, height, depth, flags, canvas) {
-  //                                                      ^^^^^^ a 'canvas' parameter is added here; supply a canvas from JS there
-    var surf = _malloc(14*1); // SDL_Surface has 14 fields of quantum size
-    SDL_SURFACES[surf] = {
-      width: width,
-      height: height,
-      canvas: canvas,
-      ctx: canvas.getContext('2d'),
-      surf: surf,
-      buffer: _malloc(width*height*4),
-    };
-    return surf;
-  }
-_SDL_Delay = function (delay) {
-    // No can do... unless you were a generator...
-  }
-_SDL_Quit = function () {
-    return 1;
   }
-// stub for i32
-// stub for i8_
-// stub for i32
-// stub for i32
-// stub for i32
-// stub for i32
-// stub for i32
-// stub for i32
-// stub for i32
-// stub for i32
-// stub for i32
-// stub for i32
-// stub for i32
-// stub for i32
-
-
-function __GLOBAL__I_screen() {
-  STACK_STACK.push(STACKTOP);
-  var __label__;
-  __Z41__static_initialization_and_destruction_0ii(1, 65535);
-  __label__ = 0; /* _return */ 
-  STACKTOP = STACK_STACK.pop();
-  return;
-}
-
-
-function __ZnwjPv(_unnamed_arg, ___p) {
-  STACK_STACK.push(STACKTOP);
-  var __label__;
-  var _unnamed_arg_addr;
-  var ___p_addr = STACKTOP; STACKTOP += 1;
-  var _retval = STACKTOP; STACKTOP += 1;
-  var _0 = STACKTOP; STACKTOP += 1;
-  var __alloca_point_ = 0;
-  _unnamed_arg_addr = _unnamed_arg;
-  HEAP[___p_addr] = ___p;
-  var _1 = HEAP[___p_addr];
-  HEAP[_0] = _1;
-  var _2 = HEAP[_0];
-  HEAP[_0] = _2;
-  var _3 = HEAP[_0];
-  HEAP[_retval] = _3;
-  __label__ = 0; /* _return */ 
-  var _retval1 = HEAP[_retval];
-  STACKTOP = STACK_STACK.pop();
-  return _retval1;
-}
-
-
-function __ZN3v_tC1Ev(_this) {
-  STACK_STACK.push(STACKTOP);
-  var __label__;
-  var _this_addr = STACKTOP; STACKTOP += 1;
-  var __alloca_point_ = 0;
-  HEAP[_this_addr] = _this;
-  __label__ = 0; /* _return */ 
-  STACKTOP = STACK_STACK.pop();
-  return;
-}
-
-
-function __ZNK3v_tplERKS_(_agg_result, _this, _v) {
-  STACK_STACK.push(STACKTOP);
-  var __label__;
-  var _this_addr = STACKTOP; STACKTOP += 1;
-  var _v_addr = STACKTOP; STACKTOP += 1;
-  var __alloca_point_ = 0;
-  HEAP[_this_addr] = _this;
-  HEAP[_v_addr] = _v;
-  var _0 = HEAP[_this_addr];
-  var _2 = HEAP[0 + _0+2*1];
-  var _3 = HEAP[_v_addr];
-  var _5 = HEAP[0 + _3+2*1];
-  var _6 = _2 + _5;
-  var _7 = HEAP[_this_addr];
-  var _9 = HEAP[0 + _7+1*1];
-  var _10 = HEAP[_v_addr];
-  var _12 = HEAP[0 + _10+1*1];
-  var _13 = _9 + _12;
-  var _14 = HEAP[_this_addr];
-  var _16 = HEAP[0 + _14+0*1];
-  var _17 = HEAP[_v_addr];
-  var _19 = HEAP[0 + _17+0*1];
-  var _20 = _16 + _19;
-  __ZN3v_tC1Eddd(_agg_result, _20, _13, _6);
-  __label__ = 0; /* _return */ 
-  STACKTOP = STACK_STACK.pop();
-  return;
-}
-
-
-function __ZNK3v_tmiERKS_(_agg_result, _this, _v) {
-  STACK_STACK.push(STACKTOP);
-  var __label__;
-  var _this_addr = STACKTOP; STACKTOP += 1;
-  var _v_addr = STACKTOP; STACKTOP += 1;
-  var __alloca_point_ = 0;
-  HEAP[_this_addr] = _this;
-  HEAP[_v_addr] = _v;
-  var _0 = HEAP[_this_addr];
-  var _2 = HEAP[0 + _0+2*1];
-  var _3 = HEAP[_v_addr];
-  var _5 = HEAP[0 + _3+2*1];
-  var _6 = _2 - _5;
-  var _7 = HEAP[_this_addr];
-  var _9 = HEAP[0 + _7+1*1];
-  var _10 = HEAP[_v_addr];
-  var _12 = HEAP[0 + _10+1*1];
-  var _13 = _9 - _12;
-  var _14 = HEAP[_this_addr];
-  var _16 = HEAP[0 + _14+0*1];
-  var _17 = HEAP[_v_addr];
-  var _19 = HEAP[0 + _17+0*1];
-  var _20 = _16 - _19;
-  __ZN3v_tC1Eddd(_agg_result, _20, _13, _6);
-  __label__ = 0; /* _return */ 
-  STACKTOP = STACK_STACK.pop();
-  return;
-}
-
-
-function __ZNK3v_tngEv(_agg_result, _this) {
-  STACK_STACK.push(STACKTOP);
-  var __label__;
-  var _this_addr = STACKTOP; STACKTOP += 1;
-  var __alloca_point_ = 0;
-  HEAP[_this_addr] = _this;
-  var _0 = HEAP[_this_addr];
-  var _2 = HEAP[0 + _0+2*1];
-  var _3 = -0.000000e+00 - _2;
-  var _4 = HEAP[_this_addr];
-  var _6 = HEAP[0 + _4+1*1];
-  var _7 = -0.000000e+00 - _6;
-  var _8 = HEAP[_this_addr];
-  var _10 = HEAP[0 + _8+0*1];
-  var _11 = -0.000000e+00 - _10;
-  __ZN3v_tC1Eddd(_agg_result, _11, _7, _3);
-  __label__ = 0; /* _return */ 
-  STACKTOP = STACK_STACK.pop();
-  return;
-}
-
-
-function __ZNK3v_tmlEd(_agg_result, _this, _d) {
-  STACK_STACK.push(STACKTOP);
-  var __label__;
-  var _this_addr = STACKTOP; STACKTOP += 1;
-  var _d_addr;
-  var __alloca_point_ = 0;
-  HEAP[_this_addr] = _this;
-  _d_addr = _d;
-  var _0 = HEAP[_this_addr];
-  var _2 = HEAP[0 + _0+2*1];
-  var _3 = _d_addr;
-  var _4 = _2 * _3;
-  var _5 = HEAP[_this_addr];
-  var _7 = HEAP[0 + _5+1*1];
-  var _8 = _d_addr;
-  var _9 = _7 * _8;
-  var _10 = HEAP[_this_addr];
-  var _12 = HEAP[0 + _10+0*1];
-  var _13 = _d_addr;
-  var _14 = _12 * _13;
-  __ZN3v_tC1Eddd(_agg_result, _14, _9, _4);
-  __label__ = 0; /* _return */ 
-  STACKTOP = STACK_STACK.pop();
-  return;
-}
-
-
-function __ZNK3v_t5crossERKS_(_agg_result, _this, _v) {
-  STACK_STACK.push(STACKTOP);
-  var __label__;
-  var _this_addr = STACKTOP; STACKTOP += 1;
-  var _v_addr = STACKTOP; STACKTOP += 1;
-  var __alloca_point_ = 0;
-  HEAP[_this_addr] = _this;
-  HEAP[_v_addr] = _v;
-  var _0 = HEAP[_this_addr];
-  var _2 = HEAP[0 + _0+0*1];
-  var _3 = HEAP[_v_addr];
-  var _5 = HEAP[0 + _3+1*1];
-  var _6 = _2 * _5;
-  var _7 = HEAP[_this_addr];
-  var _9 = HEAP[0 + _7+1*1];
-  var _10 = HEAP[_v_addr];
-  var _12 = HEAP[0 + _10+0*1];
-  var _13 = _9 * _12;
-  var _14 = _6 - _13;
-  var _15 = HEAP[_this_addr];
-  var _17 = HEAP[0 + _15+2*1];
-  var _18 = HEAP[_v_addr];
-  var _20 = HEAP[0 + _18+0*1];
-  var _21 = _17 * _20;
-  var _22 = HEAP[_this_addr];
-  var _24 = HEAP[0 + _22+0*1];
-  var _25 = HEAP[_v_addr];
-  var _27 = HEAP[0 + _25+2*1];
-  var _28 = _24 * _27;
-  var _29 = _21 - _28;
-  var _30 = HEAP[_this_addr];
-  var _32 = HEAP[0 + _30+1*1];
-  var _33 = HEAP[_v_addr];
-  var _35 = HEAP[0 + _33+2*1];
-  var _36 = _32 * _35;
-  var _37 = HEAP[_this_addr];
-  var _39 = HEAP[0 + _37+2*1];
-  var _40 = HEAP[_v_addr];
-  var _42 = HEAP[0 + _40+1*1];
-  var _43 = _39 * _42;
-  var _44 = _36 - _43;
-  __ZN3v_tC1Eddd(_agg_result, _44, _29, _14);
-  __label__ = 0; /* _return */ 
-  STACKTOP = STACK_STACK.pop();
-  return;
-}
-
-
-function __ZNK3v_t3dotERKS_(_this, _v) {
-  STACK_STACK.push(STACKTOP);
-  var __label__;
-  var _this_addr = STACKTOP; STACKTOP += 1;
-  var _v_addr = STACKTOP; STACKTOP += 1;
-  var _retval;
-  var _0;
-  var __alloca_point_ = 0;
-  HEAP[_this_addr] = _this;
-  HEAP[_v_addr] = _v;
-  var _1 = HEAP[_this_addr];
-  var _3 = HEAP[0 + _1+0*1];
-  var _4 = HEAP[_v_addr];
-  var _6 = HEAP[0 + _4+0*1];
-  var _7 = _3 * _6;
-  var _8 = HEAP[_this_addr];
-  var _10 = HEAP[0 + _8+1*1];
-  var _11 = HEAP[_v_addr];
-  var _13 = HEAP[0 + _11+1*1];
-  var _14 = _10 * _13;
-  var _15 = _7 + _14;
-  var _16 = HEAP[_this_addr];
-  var _18 = HEAP[0 + _16+2*1];
-  var _19 = HEAP[_v_addr];
-  var _21 = HEAP[0 + _19+2*1];
-  var _22 = _18 * _21;
-  _0 = _15 + _22;
-  _retval = _0;
-  __label__ = 0; /* _return */ 
-  var _retval1 = _retval;
-  STACKTOP = STACK_STACK.pop();
-  return _retval1;
-}
-
-
-function __ZSt3maxIdERKT_S2_S2_(___a, ___b) {
-  STACK_STACK.push(STACKTOP);
-  var __label__;
-  var ___a_addr = STACKTOP; STACKTOP += 1;
-  var ___b_addr = STACKTOP; STACKTOP += 1;
-  var _retval = STACKTOP; STACKTOP += 1;
-  var _0 = STACKTOP; STACKTOP += 1;
-  var __alloca_point_ = 0;
-  HEAP[___a_addr] = ___a;
-  HEAP[___b_addr] = ___b;
-  var _1 = HEAP[___a_addr];
-  var _2 = HEAP[_1];
-  var _3 = HEAP[___b_addr];
-  var _4 = HEAP[_3];
-  var _5 = 0+(_2 < _4);
-  if (_5) { __label__ = 1; /* _bb */  } else { __label__ = 2; /* _bb1 */  }
-  _bb: do { 
-    if (__label__ == 1) {
-      var _6 = HEAP[___b_addr];
-      HEAP[_0] = _6;
-      __label__ = 3; /* _bb2 */ break _bb;
-    }
-    else   if (__label__ == 2) {
-      var _7 = HEAP[___a_addr];
-      HEAP[_0] = _7;
-      __label__ = 3; /* _bb2 */ break _bb;
+  d = d;
+  STACKTOP = c;
+  return d
+}
+FUNCTION_TABLE[25] = Y;
+function Z(a, b) {
+  var c = STACKTOP;
+  STACKTOP += 9;
+  var d = c + 3, e, h, g = c + 6;
+  h = IHEAP[__ZL4pool];
+  a:for(;;) {
+    if(!(h < IHEAP[__ZL3end])) {
+      break a
     }
-  } while(0);
-  var _8 = HEAP[_0];
-  HEAP[_retval] = _8;
-  __label__ = 0; /* _return */ 
-  var _retval3 = HEAP[_retval];
-  STACKTOP = STACK_STACK.pop();
-  return _retval3;
-}
-
-
-function __ZSt3maxIiERKT_S2_S2_(___a, ___b) {
-  STACK_STACK.push(STACKTOP);
-  var __label__;
-  var ___a_addr = STACKTOP; STACKTOP += 1;
-  var ___b_addr = STACKTOP; STACKTOP += 1;
-  var _retval = STACKTOP; STACKTOP += 1;
-  var _0 = STACKTOP; STACKTOP += 1;
-  var __alloca_point_ = 0;
-  HEAP[___a_addr] = ___a;
-  HEAP[___b_addr] = ___b;
-  var _1 = HEAP[___a_addr];
-  var _2 = HEAP[_1];
-  var _3 = HEAP[___b_addr];
-  var _4 = HEAP[_3];
-  var _5 = 0+(_2 < _4);
-  if (_5) { __label__ = 1; /* _bb */  } else { __label__ = 2; /* _bb1 */  }
-  _bb: do { 
-    if (__label__ == 1) {
-      var _6 = HEAP[___b_addr];
-      HEAP[_0] = _6;
-      __label__ = 3; /* _bb2 */ break _bb;
-    }
-    else   if (__label__ == 2) {
-      var _7 = HEAP[___a_addr];
-      HEAP[_0] = _7;
-      __label__ = 3; /* _bb2 */ break _bb;
-    }
-  } while(0);
-  var _8 = HEAP[_0];
-  HEAP[_retval] = _8;
-  __label__ = 0; /* _return */ 
-  var _retval3 = HEAP[_retval];
-  STACKTOP = STACK_STACK.pop();
-  return _retval3;
-}
-
-
-function ___tcf_0(_unnamed_arg) {
-  STACK_STACK.push(STACKTOP);
-  var __label__;
-  var _unnamed_arg_addr = STACKTOP; STACKTOP += 1;
-  var __alloca_point_ = 0;
-  HEAP[_unnamed_arg_addr] = _unnamed_arg;
-  __ZNSt8ios_base4InitD1Ev(__ZStL8__ioinit);
-  __label__ = 0; /* _return */ 
-  STACKTOP = STACK_STACK.pop();
-  return;
-}
-
-
-function __ZN3v_tC1Eddd(_this, _a, _b, _c) {
-  STACK_STACK.push(STACKTOP);
-  var __label__;
-  var _this_addr = STACKTOP; STACKTOP += 1;
-  var _a_addr;
-  var _b_addr;
-  var _c_addr;
-  var __alloca_point_ = 0;
-  HEAP[_this_addr] = _this;
-  _a_addr = _a;
-  _b_addr = _b;
-  _c_addr = _c;
-  var _0 = HEAP[_this_addr];
-  var _1 = _0+0*1;
-  HEAP[_1] = _a_addr;
-  var _3 = HEAP[_this_addr];
-  var _4 = _3+1*1;
-  HEAP[_4] = _b_addr;
-  var _6 = HEAP[_this_addr];
-  var _7 = _6+2*1;
-  HEAP[_7] = _c_addr;
-  __label__ = 0; /* _return */ 
-  STACKTOP = STACK_STACK.pop();
-  return;
-}
-
-
-function __ZN5ray_tC1ERK3v_t(_this, _v) {
-  STACK_STACK.push(STACKTOP);
-  var __label__;
-  var _this_addr = STACKTOP; STACKTOP += 1;
-  var _v_addr = STACKTOP; STACKTOP += 1;
-  var __alloca_point_ = 0;
-  HEAP[_this_addr] = _this;
-  HEAP[_v_addr] = _v;
-  var _0 = HEAP[_this_addr];
-  var _1 = _0+0*3;
-  var _2 = HEAP[_v_addr];
-  var _3 = _1+0*1;
-  var _5 = HEAP[0 + _2+0*1];
-  HEAP[_3] = _5;
-  var _6 = _1+1*1;
-  var _8 = HEAP[0 + _2+1*1];
-  HEAP[_6] = _8;
-  var _9 = _1+2*1;
-  var _11 = HEAP[0 + _2+2*1];
-  HEAP[_9] = _11;
-  var _12 = HEAP[_this_addr];
-  var _13 = _12+1*3;
-  __ZN3v_tC1Ev(_13);
-  __label__ = 0; /* _return */ 
-  STACKTOP = STACK_STACK.pop();
-  return;
-}
-
-
-function __ZN5ray_tC1ERK3v_tS2_(_this, _v, _w) {
-  STACK_STACK.push(STACKTOP);
-  var __label__;
-  var _this_addr = STACKTOP; STACKTOP += 1;
-  var _v_addr = STACKTOP; STACKTOP += 1;
-  var _w_addr = STACKTOP; STACKTOP += 1;
-  var __alloca_point_ = 0;
-  HEAP[_this_addr] = _this;
-  HEAP[_v_addr] = _v;
-  HEAP[_w_addr] = _w;
-  var _0 = HEAP[_this_addr];
-  var _1 = _0+0*3;
-  var _2 = HEAP[_v_addr];
-  var _3 = _1+0*1;
-  var _5 = HEAP[0 + _2+0*1];
-  HEAP[_3] = _5;
-  var _6 = _1+1*1;
-  var _8 = HEAP[0 + _2+1*1];
-  HEAP[_6] = _8;
-  var _9 = _1+2*1;
-  var _11 = HEAP[0 + _2+2*1];
-  HEAP[_9] = _11;
-  var _12 = HEAP[_this_addr];
-  var _13 = _12+1*3;
-  var _14 = HEAP[_w_addr];
-  var _15 = _13+0*1;
-  var _17 = HEAP[0 + _14+0*1];
-  HEAP[_15] = _17;
-  var _18 = _13+1*1;
-  var _20 = HEAP[0 + _14+1*1];
-  HEAP[_18] = _20;
-  var _21 = _13+2*1;
-  var _23 = HEAP[0 + _14+2*1];
-  HEAP[_21] = _23;
-  __label__ = 0; /* _return */ 
-  STACKTOP = STACK_STACK.pop();
-  return;
-}
-
-
-function __ZN5hit_tC1Ev(_this) {
-  STACK_STACK.push(STACKTOP);
-  var __label__;
-  var _this_addr = STACKTOP; STACKTOP += 1;
-  var __alloca_point_ = 0;
-  HEAP[_this_addr] = _this;
-  var _0 = HEAP[_this_addr];
-  var _1 = _0+_struct_hit_t___FLATTENER[0];
-  __ZN3v_tC1Eddd(_1, 0.000000e+00, 0.000000e+00, 0.000000e+00);
-  var _2 = HEAP[_this_addr];
-  var _3 = _2+_struct_hit_t___FLATTENER[1];
-  HEAP[_3] = Infinity;
-  __label__ = 0; /* _return */ 
-  STACKTOP = STACK_STACK.pop();
-  return;
-}
-
-
-function __ZN8sphere_tC1Ev(_this) {
-  STACK_STACK.push(STACKTOP);
-  var __label__;
-  var _this_addr = STACKTOP; STACKTOP += 1;
-  var __alloca_point_ = 0;
-  HEAP[_this_addr] = _this;
-  var _0 = HEAP[_this_addr];
-  var _1 = _0+_struct_hit_t___FLATTENER[0];
-  __ZN3v_tC1Ev(_1);
-  __label__ = 0; /* _return */ 
-  STACKTOP = STACK_STACK.pop();
-  return;
-}
-
-
-function __ZN8sphere_tC1ERK3v_td(_this, _v, _d) {
-  STACK_STACK.push(STACKTOP);
-  var __label__;
-  var _this_addr = STACKTOP; STACKTOP += 1;
-  var _v_addr = STACKTOP; STACKTOP += 1;
-  var _d_addr;
-  var __alloca_point_ = 0;
-  HEAP[_this_addr] = _this;
-  HEAP[_v_addr] = _v;
-  _d_addr = _d;
-  var _0 = HEAP[_this_addr];
-  var _1 = _0+_struct_hit_t___FLATTENER[0];
-  var _2 = HEAP[_v_addr];
-  var _3 = _1+0*1;
-  var _5 = HEAP[0 + _2+0*1];
-  HEAP[_3] = _5;
-  var _6 = _1+1*1;
-  var _8 = HEAP[0 + _2+1*1];
-  HEAP[_6] = _8;
-  var _9 = _1+2*1;
-  var _11 = HEAP[0 + _2+2*1];
-  HEAP[_9] = _11;
-  var _12 = HEAP[_this_addr];
-  var _13 = _12+_struct_hit_t___FLATTENER[1];
-  HEAP[_13] = _d_addr;
-  __label__ = 0; /* _return */ 
-  STACKTOP = STACK_STACK.pop();
-  return;
-}
-
-
-function __ZNK8sphere_t10get_normalERK3v_t(_agg_result, _this, _v) {
-  STACK_STACK.push(STACKTOP);
-  var __label__;
-  var _this_addr = STACKTOP; STACKTOP += 1;
-  var _v_addr = STACKTOP; STACKTOP += 1;
-  var _0 = STACKTOP; STACKTOP += 3;
-  var __alloca_point_ = 0;
-  HEAP[_this_addr] = _this;
-  HEAP[_v_addr] = _v;
-  var _1 = HEAP[_this_addr];
-  var _3 = HEAP[0 + _1+_struct_hit_t___FLATTENER[1]];
-  var _4 = 1.000000e+00 / _3;
-  var _5 = HEAP[_this_addr];
-  var _6 = _5+_struct_hit_t___FLATTENER[0];
-  var _7 = HEAP[_v_addr];
-  __ZNK3v_tmiERKS_(_0, _7, _6);
-  __ZNK3v_tmlEd(_agg_result, _0, _4);
-  __label__ = 0; /* _return */ 
-  STACKTOP = STACK_STACK.pop();
-  return;
-}
-
-
-function __ZN6node_tC1Ev(_this) {
-  STACK_STACK.push(STACKTOP);
-  var __label__;
-  var _this_addr = STACKTOP; STACKTOP += 1;
-  var __alloca_point_ = 0;
-  HEAP[_this_addr] = _this;
-  var _0 = HEAP[_this_addr];
-  var _1 = _0+_struct_node_t___FLATTENER[0];
-  __ZN8sphere_tC1Ev(_1);
-  var _2 = HEAP[_this_addr];
-  var _3 = _2+_struct_node_t___FLATTENER[1];
-  __ZN8sphere_tC1Ev(_3);
-  __label__ = 0; /* _return */ 
-  STACKTOP = STACK_STACK.pop();
-  return;
-}
-
-
-function __ZN6node_tC1ERK8sphere_tS2_l(_this, _b, _l, _jump) {
-  STACK_STACK.push(STACKTOP);
-  var __label__;
-  var _this_addr = STACKTOP; STACKTOP += 1;
-  var _b_addr = STACKTOP; STACKTOP += 1;
-  var _l_addr = STACKTOP; STACKTOP += 1;
-  var _jump_addr;
-  var __alloca_point_ = 0;
-  HEAP[_this_addr] = _this;
-  HEAP[_b_addr] = _b;
-  HEAP[_l_addr] = _l;
-  _jump_addr = _jump;
-  var _0 = HEAP[_this_addr];
-  var _1 = _0+_struct_node_t___FLATTENER[0];
-  var _2 = HEAP[_b_addr];
-  var _3 = _1+_struct_hit_t___FLATTENER[0];
-  var _4 = _2+_struct_hit_t___FLATTENER[0];
-  var _5 = _3+0*1;
-  var _7 = HEAP[0 + _4+0*1];
-  HEAP[_5] = _7;
-  var _8 = _3+1*1;
-  var _10 = HEAP[0 + _4+1*1];
-  HEAP[_8] = _10;
-  var _11 = _3+2*1;
-  var _13 = HEAP[0 + _4+2*1];
-  HEAP[_11] = _13;
-  var _14 = _1+_struct_hit_t___FLATTENER[1];
-  var _16 = HEAP[0 + _2+_struct_hit_t___FLATTENER[1]];
-  HEAP[_14] = _16;
-  var _17 = HEAP[_this_addr];
-  var _18 = _17+_struct_node_t___FLATTENER[1];
-  var _19 = HEAP[_l_addr];
-  var _20 = _18+_struct_hit_t___FLATTENER[0];
-  var _21 = _19+_struct_hit_t___FLATTENER[0];
-  var _22 = _20+0*1;
-  var _24 = HEAP[0 + _21+0*1];
-  HEAP[_22] = _24;
-  var _25 = _20+1*1;
-  var _27 = HEAP[0 + _21+1*1];
-  HEAP[_25] = _27;
-  var _28 = _20+2*1;
-  var _30 = HEAP[0 + _21+2*1];
-  HEAP[_28] = _30;
-  var _31 = _18+_struct_hit_t___FLATTENER[1];
-  var _33 = HEAP[0 + _19+_struct_hit_t___FLATTENER[1]];
-  HEAP[_31] = _33;
-  var _34 = HEAP[_this_addr];
-  var _35 = _34+_struct_node_t___FLATTENER[2];
-  HEAP[_35] = _jump_addr;
-  __label__ = 0; /* _return */ 
-  STACKTOP = STACK_STACK.pop();
-  return;
-}
-
-
-function __ZN7basis_tC1ERK3v_t(_this, _v) {
-  STACK_STACK.push(STACKTOP);
-  var __label__;
-  var _this_addr = STACKTOP; STACKTOP += 1;
-  var _v_addr = STACKTOP; STACKTOP += 1;
-  var _0 = STACKTOP; STACKTOP += 3;
-  var _n = STACKTOP; STACKTOP += 3;
-  var _memtmp = STACKTOP; STACKTOP += 3;
-  var _memtmp12 = STACKTOP; STACKTOP += 3;
-  var __alloca_point_ = 0;
-  HEAP[_this_addr] = _this;
-  HEAP[_v_addr] = _v;
-  var _1 = HEAP[_this_addr];
-  var _2 = _1+0*3;
-  __ZN3v_tC1Ev(_2);
-  var _3 = HEAP[_this_addr];
-  var _4 = _3+1*3;
-  __ZN3v_tC1Ev(_4);
-  var _5 = HEAP[_this_addr];
-  var _6 = _5+2*3;
-  __ZN3v_tC1Ev(_6);
-  var _7 = HEAP[_v_addr];
-  __ZNK3v_t4normEv(_n, _7);
-  var _9 = HEAP[0 + _n+0*1];
-  var _11 = HEAP[0 + _n+0*1];
-  var _12 = _9 * _11;
-  var _13 = 0+(_12 != 1.000000e+00);
-  var _14 = _13;
-  var _16 = HEAP[0 + _n+1*1];
-  var _18 = HEAP[0 + _n+1*1];
-  var _19 = _16 * _18;
-  var _20 = 0+(_19 != 1.000000e+00);
-  var _21 = _20;
-  var _toBool = 0+(_14 != 0);
-  var _toBool1 = 0+(_21 != 0);
-  var _22 = _toBool & _toBool1;
-  var _23 = _22;
-  var _24 = _23;
-  var _26 = HEAP[0 + _n+2*1];
-  var _28 = HEAP[0 + _n+2*1];
-  var _29 = _26 * _28;
-  var _30 = 0+(_29 != 1.000000e+00);
-  var _31 = _30;
-  var _32 = _24 & _31;
-  var _33 = 0+(_32 != 0);
-  if (_33) { __label__ = 1; /* _bb */  } else { __label__ = 4; /* _bb10 */  }
-  _bb: do { 
-    if (__label__ == 1) {
-      var _34 = HEAP[_this_addr];
-      var _35 = _34+1*3;
-      var _36 = _35+0*1;
-      var _38 = HEAP[0 + _n+0*1];
-      HEAP[_36] = _38;
-      var _39 = _35+1*1;
-      var _41 = HEAP[0 + _n+1*1];
-      HEAP[_39] = _41;
-      var _42 = _35+2*1;
-      var _44 = HEAP[0 + _n+2*1];
-      HEAP[_42] = _44;
-      var _46 = HEAP[0 + _n+1*1];
-      var _48 = HEAP[0 + _n+1*1];
-      var _49 = _46 * _48;
-      var _51 = HEAP[0 + _n+0*1];
-      var _53 = HEAP[0 + _n+0*1];
-      var _54 = _51 * _53;
-      var _55 = 0+(_49 > _54);
-      if (_55) { __label__ = 3; /* _bb2 */  } else { __label__ = 5; /* _bb6 */  }
-      _bb2: do { 
-        if (__label__ == 3) {
-          var _57 = HEAP[0 + _n+1*1];
-          var _59 = HEAP[0 + _n+1*1];
-          var _60 = _57 * _59;
-          var _62 = HEAP[0 + _n+2*1];
-          var _64 = HEAP[0 + _n+2*1];
-          var _65 = _62 * _64;
-          var _66 = 0+(_60 > _65);
-          if (_66) { __label__ = 6; /* _bb3 */  } else { __label__ = 7; /* _bb4 */  }
-          _bb3: do { 
-            if (__label__ == 6) {
-              var _67 = HEAP[_this_addr];
-              var _68 = _67+1*3;
-              var _70 = HEAP[0 + _68+1*1];
-              var _71 = -0.000000e+00 - _70;
-              var _72 = HEAP[_this_addr];
-              var _73 = _72+1*3;
-              var _74 = _73+1*1;
-              HEAP[_74] = _71;
-              __label__ = 8; /* _bb5 */ break _bb3;
-            }
-            else   if (__label__ == 7) {
-              var _75 = HEAP[_this_addr];
-              var _76 = _75+1*3;
-              var _78 = HEAP[0 + _76+2*1];
-              var _79 = -0.000000e+00 - _78;
-              var _80 = HEAP[_this_addr];
-              var _81 = _80+1*3;
-              var _82 = _81+2*1;
-              HEAP[_82] = _79;
-              __label__ = 8; /* _bb5 */ break _bb3;
-            }
-          } while(0);
-          __label__ = 9; /* _bb9 */ break _bb2;
-        }
-        else   if (__label__ == 5) {
-          var _84 = HEAP[0 + _n+2*1];
-          var _86 = HEAP[0 + _n+2*1];
-          var _87 = _84 * _86;
-          var _89 = HEAP[0 + _n+0*1];
-          var _91 = HEAP[0 + _n+0*1];
-          var _92 = _89 * _91;
-          var _93 = 0+(_87 > _92);
-          if (_93) { __label__ = 10; /* _bb7 */  } else { __label__ = 11; /* _bb8 */  }
-          _bb7: do { 
-            if (__label__ == 10) {
-              var _94 = HEAP[_this_addr];
-              var _95 = _94+1*3;
-              var _97 = HEAP[0 + _95+2*1];
-              var _98 = -0.000000e+00 - _97;
-              var _99 = HEAP[_this_addr];
-              var _100 = _99+1*3;
-              var _101 = _100+2*1;
-              HEAP[_101] = _98;
-              __label__ = 9; /* _bb9 */ break _bb2;
-            }
-            else   if (__label__ == 11) {
-              var _102 = HEAP[_this_addr];
-              var _103 = _102+1*3;
-              var _105 = HEAP[0 + _103+0*1];
-              var _106 = -0.000000e+00 - _105;
-              var _107 = HEAP[_this_addr];
-              var _108 = _107+1*3;
-              var _109 = _108+0*1;
-              HEAP[_109] = _106;
-              __label__ = 9; /* _bb9 */ break _bb2;
-            }
-          } while(0);
-        }
-      } while(0);
-      __label__ = 12; /* _bb11 */ break _bb;
-    }
-    else   if (__label__ == 4) {
-      var _111 = HEAP[0 + _n+1*1];
-      var _113 = HEAP[0 + _n+0*1];
-      var _115 = HEAP[0 + _n+2*1];
-      __ZN3v_tC1Eddd(_0, _115, _113, _111);
-      var _116 = HEAP[_this_addr];
-      var _117 = _116+1*3;
-      var _118 = _117+0*1;
-      var _120 = HEAP[0 + _0+0*1];
-      HEAP[_118] = _120;
-      var _121 = _117+1*1;
-      var _123 = HEAP[0 + _0+1*1];
-      HEAP[_121] = _123;
-      var _124 = _117+2*1;
-      var _126 = HEAP[0 + _0+2*1];
-      HEAP[_124] = _126;
-      __label__ = 12; /* _bb11 */ break _bb;
-    }
-  } while(0);
-  var _127 = HEAP[_this_addr];
-  var _128 = _127+0*3;
-  var _129 = _128+0*1;
-  var _131 = HEAP[0 + _n+0*1];
-  HEAP[_129] = _131;
-  var _132 = _128+1*1;
-  var _134 = HEAP[0 + _n+1*1];
-  HEAP[_132] = _134;
-  var _135 = _128+2*1;
-  var _137 = HEAP[0 + _n+2*1];
-  HEAP[_135] = _137;
-  var _138 = HEAP[_this_addr];
-  var _139 = _138+1*3;
-  var _140 = HEAP[_this_addr];
-  var _141 = _140+0*3;
-  var _142 = HEAP[_this_addr];
-  var _143 = _142+2*3;
-  __ZNK3v_t5crossERKS_(_memtmp, _141, _139);
-  var _144 = _143+0*1;
-  var _146 = HEAP[0 + _memtmp+0*1];
-  HEAP[_144] = _146;
-  var _147 = _143+1*1;
-  var _149 = HEAP[0 + _memtmp+1*1];
-  HEAP[_147] = _149;
-  var _150 = _143+2*1;
-  var _152 = HEAP[0 + _memtmp+2*1];
-  HEAP[_150] = _152;
-  var _153 = HEAP[_this_addr];
-  var _154 = _153+2*3;
-  var _155 = HEAP[_this_addr];
-  var _156 = _155+0*3;
-  var _157 = HEAP[_this_addr];
-  var _158 = _157+1*3;
-  __ZNK3v_t5crossERKS_(_memtmp12, _156, _154);
-  var _159 = _158+0*1;
-  var _161 = HEAP[0 + _memtmp12+0*1];
-  HEAP[_159] = _161;
-  var _162 = _158+1*1;
-  var _164 = HEAP[0 + _memtmp12+1*1];
-  HEAP[_162] = _164;
-  var _165 = _158+2*1;
-  var _167 = HEAP[0 + _memtmp12+2*1];
-  HEAP[_165] = _167;
-  __label__ = 0; /* _return */ 
-  STACKTOP = STACK_STACK.pop();
-  return;
-}
-
-
-function __ZNK3v_t6magsqrEv(_this) {
-  STACK_STACK.push(STACKTOP);
-  var __label__;
-  var _this_addr = STACKTOP; STACKTOP += 1;
-  var _retval;
-  var _0;
-  var __alloca_point_ = 0;
-  HEAP[_this_addr] = _this;
-  var _1 = HEAP[_this_addr];
-  var _2 = HEAP[_this_addr];
-  _0 = __ZNK3v_t3dotERKS_(_1, _2);
-  _retval = _0;
-  __label__ = 0; /* _return */ 
-  var _retval1 = _retval;
-  STACKTOP = STACK_STACK.pop();
-  return _retval1;
-}
-
-
-function __ZNK3v_t4normEv(_agg_result, _this) {
-  STACK_STACK.push(STACKTOP);
-  var __label__;
-  var _this_addr = STACKTOP; STACKTOP += 1;
-  var __alloca_point_ = 0;
-  HEAP[_this_addr] = _this;
-  var _0 = HEAP[_this_addr];
-  var _1 = __ZNK3v_t6magsqrEv(_0);
-  var _2 = _sqrt(_1);
-  var _3 = 1.000000e+00 / _2;
-  var _4 = HEAP[_this_addr];
-  __ZNK3v_tmlEd(_agg_result, _4, _3);
-  __label__ = 0; /* _return */ 
-  STACKTOP = STACK_STACK.pop();
-  return;
-}
-
-
-function __Z41__static_initialization_and_destruction_0ii(___initialize_p, ___priority) {
-  STACK_STACK.push(STACKTOP);
-  var __label__;
-  var ___initialize_p_addr;
-  var ___priority_addr;
-  var _0 = STACKTOP; STACKTOP += 3;
-  var __alloca_point_ = 0;
-  ___initialize_p_addr = ___initialize_p;
-  ___priority_addr = ___priority;
-  var _1 = ___initialize_p_addr;
-  var _2 = 0+(_1 == 1);
-  if (_2) { __label__ = 1; /* _bb */  } else { __label__ = 3; /* _bb2 */  }
-  _bb: do { 
-    if (__label__ == 1) {
-      var _3 = ___priority_addr;
-      var _4 = 0+(_3 == 65535);
-      if (_4) { __label__ = 2; /* _bb1 */  } else { __label__ = 3; /* _bb2 */ break _bb; }
-      __ZNSt8ios_base4InitC1Ev(__ZStL8__ioinit);
-      var _5 = ___cxa_atexit(___tcf_0, 0, ___dso_handle);
-      __ZN3v_tC1Eddd(_0, -5.000000e-01, -6.500000e-01, 9.000000e-01);
-      __ZNK3v_t4normEv(__ZL5light, _0);
-      __label__ = 3; /* _bb2 */ break _bb;
-    }
-  } while(0);
-  __label__ = 0; /* _return */ 
-  STACKTOP = STACK_STACK.pop();
-  return;
-}
-
-
-function __ZNK8sphere_t9intersectERK5ray_t(_this, _ray) {
-  STACK_STACK.push(STACKTOP);
-  var __label__;
-  var _this_addr = STACKTOP; STACKTOP += 1;
-  var _ray_addr = STACKTOP; STACKTOP += 1;
-  var _retval;
-  var _iftmp_88;
-  var _0;
-  var _v = STACKTOP; STACKTOP += 3;
-  var _b;
-  var _disc;
-  var _d;
-  var _t2;
-  var _t1;
-  var __alloca_point_ = 0;
-  HEAP[_this_addr] = _this;
-  HEAP[_ray_addr] = _ray;
-  var _1 = HEAP[_ray_addr];
-  var _2 = _1+0*3;
-  var _3 = HEAP[_this_addr];
-  var _4 = _3+_struct_hit_t___FLATTENER[0];
-  __ZNK3v_tmiERKS_(_v, _4, _2);
-  var _5 = HEAP[_ray_addr];
-  var _6 = _5+1*3;
-  _b = __ZNK3v_t3dotERKS_(_6, _v);
-  var _8 = _b;
-  var _9 = _b;
-  var _10 = _8 * _9;
-  var _11 = __ZNK3v_t6magsqrEv(_v);
-  var _12 = _10 - _11;
-  var _13 = HEAP[_this_addr];
-  var _15 = HEAP[0 + _13+_struct_hit_t___FLATTENER[1]];
-  var _16 = HEAP[_this_addr];
-  var _18 = HEAP[0 + _16+_struct_hit_t___FLATTENER[1]];
-  var _19 = _15 * _18;
-  _disc = _12 + _19;
-  var _21 = _disc;
-  var _22 = 0+(_21 < 0.000000e+00);
-  if (_22) { __label__ = 1; /* _bb */  } else { __label__ = 2; /* _bb1 */  }
-  _bb: do { 
-    if (__label__ == 1) {
-      _0 = Infinity;
-      __label__ = 10; /* _bb7 */ break _bb;
+    e = Y(h, a) >= FHEAP[b + 3];
+    if(e != 0) {
+      h += 9 * IHEAP[h + 8]
+    }else {
+      e = Y(h + 4, a);
+      if(FHEAP[b + 3] > e) {
+        FHEAP[b + 3] = e;
+        K(c, a + 3, e);
+        H(d, a, c);
+        e = b;
+        T(g, h + 4, d);
+        FHEAP[e] = FHEAP[g];
+        FHEAP[e + 1] = FHEAP[g + 1];
+        FHEAP[e + 2] = FHEAP[g + 2]
+      }
+      h += 9
     }
-    else   if (__label__ == 2) {
-      _d = _sqrt(_disc);
-      var _25 = _b;
-      var _26 = _d;
-      _t2 = _25 + _26;
-      var _28 = _b;
-      var _29 = _d;
-      _t1 = _28 - _29;
-      var _31 = _t2;
-      var _32 = 0+(_31 < 0.000000e+00);
-      if (_32) { __label__ = 3; /* _bb2 */  } else { __label__ = 6; /* _bb3 */  }
-      _bb2: do { 
-        if (__label__ == 3) {
-          _0 = Infinity;
-          __label__ = 10; /* _bb7 */ break _bb;
-        }
-        else   if (__label__ == 6) {
-          var _33 = _t1;
-          var _34 = 0+(_33 > 0.000000e+00);
-          if (_34) { __label__ = 7; /* _bb4 */  } else { __label__ = 8; /* _bb5 */  }
-          _bb4: do { 
-            if (__label__ == 7) {
-              _iftmp_88 = _t1;
-              __label__ = 5; /* _bb6 */ break _bb4;
-            }
-            else   if (__label__ == 8) {
-              _iftmp_88 = _t2;
-              __label__ = 5; /* _bb6 */ break _bb4;
-            }
-          } while(0);
-          _0 = _iftmp_88;
-          __label__ = 10; /* _bb7 */ break _bb;
-        }
-      } while(0);
+  }
+  STACKTOP = c
+}
+FUNCTION_TABLE[26] = Z;
+function na(a, b) {
+  var c, d, e, h;
+  e = IHEAP[__ZL4pool];
+  a:for(;;) {
+    if(!(e < IHEAP[__ZL3end])) {
+      c = 7;
+      break a
     }
-  } while(0);
-  _retval = _0;
-  __label__ = 0; /* _return */ 
-  var _retval8 = _retval;
-  STACKTOP = STACK_STACK.pop();
-  return _retval8;
-}
-
-
-function __ZN6node_t9intersectILb0EEEvRK5ray_tR5hit_t(_ray, _hit) {
-  STACK_STACK.push(STACKTOP);
-  var __label__;
-  var _ray_addr = STACKTOP; STACKTOP += 1;
-  var _hit_addr = STACKTOP; STACKTOP += 1;
-  var _0 = STACKTOP; STACKTOP += 3;
-  var _1 = STACKTOP; STACKTOP += 3;
-  var _retval_114;
-  var _p = STACKTOP; STACKTOP += 1;
-  var _t;
-  var _memtmp = STACKTOP; STACKTOP += 3;
-  var __alloca_point_ = 0;
-  HEAP[_ray_addr] = _ray;
-  HEAP[_hit_addr] = _hit;
-  var _2 = HEAP[__ZL4pool];
-  HEAP[_p] = _2;
-  __label__ = 8; /* _bb5 */ 
-  _bb5: while(1) { // _bb5
-    var _50 = HEAP[__ZL3end];
-    var _51 = HEAP[_p];
-    var _52 = 0+(_51 < _50);
-    if (_52) { __label__ = 1; /* _bb */  } else { __label__ = 5; /* _bb6 */ break _bb5; }
-    var _3 = HEAP[_p];
-    var _4 = _3+_struct_node_t___FLATTENER[0];
-    var _5 = HEAP[_ray_addr];
-    var _6 = __ZNK8sphere_t9intersectERK5ray_t(_4, _5);
-    var _7 = HEAP[_hit_addr];
-    var _9 = HEAP[0 + _7+_struct_hit_t___FLATTENER[1]];
-    var _10 = 0+(_6 >= _9);
-    _retval_114 = _10;
-    var _12 = _retval_114;
-    var _toBool = 0+(_12 != 0);
-    if (_toBool) { __label__ = 2; /* _bb1 */  } else { __label__ = 3; /* _bb2 */  }
-    _bb1: do { 
-      if (__label__ == 2) {
-        var _13 = HEAP[_p];
-        var _15 = HEAP[0 + _13+_struct_node_t___FLATTENER[2]];
-        var _16 = HEAP[_p];
-        var _17 = _16+9*_15;
-        HEAP[_p] = _17;
-        __label__ = 8; /* _bb5 */ continue _bb5;
-      }
-      else   if (__label__ == 3) {
-        var _18 = HEAP[_p];
-        var _19 = _18+_struct_node_t___FLATTENER[1];
-        var _20 = HEAP[_ray_addr];
-        _t = __ZNK8sphere_t9intersectERK5ray_t(_19, _20);
-        var _22 = HEAP[_hit_addr];
-        var _24 = HEAP[0 + _22+_struct_hit_t___FLATTENER[1]];
-        var _25 = _t;
-        var _26 = 0+(_24 > _25);
-        if (_26) { __label__ = 6; /* _bb3 */  } else { __label__ = 7; /* _bb4 */  }
-        _bb3: do { 
-          if (__label__ == 6) {
-            var _27 = HEAP[_hit_addr];
-            var _28 = _27+_struct_hit_t___FLATTENER[1];
-            HEAP[_28] = _t;
-            var _30 = HEAP[_ray_addr];
-            var _31 = _30+1*3;
-            __ZNK3v_tmlEd(_0, _31, _t);
-            var _33 = HEAP[_ray_addr];
-            var _34 = _33+0*3;
-            __ZNK3v_tplERKS_(_1, _34, _0);
-            var _35 = HEAP[_p];
-            var _36 = _35+_struct_node_t___FLATTENER[1];
-            var _37 = HEAP[_hit_addr];
-            var _38 = _37+_struct_hit_t___FLATTENER[0];
-            __ZNK8sphere_t10get_normalERK3v_t(_memtmp, _36, _1);
-            var _39 = _38+0*1;
-            var _41 = HEAP[0 + _memtmp+0*1];
-            HEAP[_39] = _41;
-            var _42 = _38+1*1;
-            var _44 = HEAP[0 + _memtmp+1*1];
-            HEAP[_42] = _44;
-            var _45 = _38+2*1;
-            var _47 = HEAP[0 + _memtmp+2*1];
-            HEAP[_45] = _47;
-            __label__ = 7; /* _bb4 */ break _bb3;
-          }
-        } while(0);
-        var _48 = HEAP[_p];
-        var _49 = _48+9*1;
-        HEAP[_p] = _49;
-        __label__ = 8; /* _bb5 */ continue _bb5;
+    d = Y(e, a) >= FHEAP[b + 3];
+    if(d != 0) {
+      e += 9 * IHEAP[e + 8]
+    }else {
+      h = Y(e + 4, a);
+      if(FHEAP[b + 3] > h) {
+        c = 4;
+        break a
       }
-    } while(0);
+      e += 9
+    }
   }
-  __label__ = 0; /* _return */ 
-  STACKTOP = STACK_STACK.pop();
-  return;
-}
-
-
-function __ZN6node_t9intersectILb1EEEvRK5ray_tR5hit_t(_ray, _hit) {
-  STACK_STACK.push(STACKTOP);
-  var __label__;
-  var _ray_addr = STACKTOP; STACKTOP += 1;
-  var _hit_addr = STACKTOP; STACKTOP += 1;
-  var _0 = STACKTOP; STACKTOP += 3;
-  var _1 = STACKTOP; STACKTOP += 3;
-  var _retval_116;
-  var _p = STACKTOP; STACKTOP += 1;
-  var _t;
-  var __alloca_point_ = 0;
-  HEAP[_ray_addr] = _ray;
-  HEAP[_hit_addr] = _hit;
-  var _2 = HEAP[__ZL4pool];
-  HEAP[_p] = _2;
-  __label__ = 8; /* _bb5 */ 
-  _bb5: while(1) { // _bb5
-    var _32 = HEAP[__ZL3end];
-    var _33 = HEAP[_p];
-    var _34 = 0+(_33 < _32);
-    if (_34) { __label__ = 1; /* _bb */  } else { __label__ = 5; /* _bb6 */ break _bb5; }
-    var _3 = HEAP[_p];
-    var _4 = _3+_struct_node_t___FLATTENER[0];
-    var _5 = HEAP[_ray_addr];
-    var _6 = __ZNK8sphere_t9intersectERK5ray_t(_4, _5);
-    var _7 = HEAP[_hit_addr];
-    var _9 = HEAP[0 + _7+_struct_hit_t___FLATTENER[1]];
-    var _10 = 0+(_6 >= _9);
-    _retval_116 = _10;
-    var _12 = _retval_116;
-    var _toBool = 0+(_12 != 0);
-    if (_toBool) { __label__ = 2; /* _bb1 */  } else { __label__ = 3; /* _bb2 */  }
-    _bb1: do { 
-      if (__label__ == 2) {
-        var _13 = HEAP[_p];
-        var _15 = HEAP[0 + _13+_struct_node_t___FLATTENER[2]];
-        var _16 = HEAP[_p];
-        var _17 = _16+9*_15;
-        HEAP[_p] = _17;
-        __label__ = 8; /* _bb5 */ continue _bb5;
-      }
-      else   if (__label__ == 3) {
-        var _18 = HEAP[_p];
-        var _19 = _18+_struct_node_t___FLATTENER[1];
-        var _20 = HEAP[_ray_addr];
-        _t = __ZNK8sphere_t9intersectERK5ray_t(_19, _20);
-        var _22 = HEAP[_hit_addr];
-        var _24 = HEAP[0 + _22+_struct_hit_t___FLATTENER[1]];
-        var _25 = _t;
-        var _26 = 0+(_24 > _25);
-        if (_26) { __label__ = 6; /* _bb3 */ break _bb5; } else { __label__ = 7; /* _bb4 */  }
-        var _30 = HEAP[_p];
-        var _31 = _30+9*1;
-        HEAP[_p] = _31;
-        __label__ = 8; /* _bb5 */ continue _bb5;
-      }
-    } while(0);
+  if(c == 4) {
+    FHEAP[b + 3] = h
   }
-  _bb3: do { 
-    if (__label__ == 6) {
-      var _27 = HEAP[_hit_addr];
-      var _28 = _27+_struct_hit_t___FLATTENER[1];
-      HEAP[_28] = _t;
-      __label__ = 5; /* _bb6 */ break _bb3;
-    }
-  } while(0);
-  __label__ = 0; /* _return */ 
-  STACKTOP = STACK_STACK.pop();
-  return;
 }
-
-
-function __ZL9ray_tracePK6node_tRK5ray_t(_scene, _ray) {
-  STACK_STACK.push(STACKTOP);
-  var __label__;
-  var _scene_addr = STACKTOP; STACKTOP += 1;
-  var _ray_addr = STACKTOP; STACKTOP += 1;
-  var _retval;
-  var _iftmp_90;
-  var _0 = STACKTOP; STACKTOP += 3;
-  var _1 = STACKTOP; STACKTOP += 3;
-  var _2 = STACKTOP; STACKTOP += 3;
-  var _3 = STACKTOP; STACKTOP += 3;
-  var _4 = STACKTOP; STACKTOP += 3;
-  var _5;
-  var _iftmp_89;
-  var _hit = STACKTOP; STACKTOP += 4;
-  var _diffuse;
-  var _sray = STACKTOP; STACKTOP += 6;
-  var _shit = STACKTOP; STACKTOP += 4;
-  var __alloca_point_ = 0;
-  HEAP[_scene_addr] = _scene;
-  HEAP[_ray_addr] = _ray;
-  __ZN5hit_tC1Ev(_hit);
-  var _6 = HEAP[_ray_addr];
-  __ZN6node_t9intersectILb0EEEvRK5ray_tR5hit_t(_6, _hit);
-  var _8 = HEAP[0 + _hit+_struct_hit_t___FLATTENER[1]];
-  var _9 = 0+(_8 != Infinity);
-  if (_9) { __label__ = 1; /* _bb */  } else { __label__ = 2; /* _bb1 */  }
-  _bb: do { 
-    if (__label__ == 1) {
-      var _10 = _hit+_struct_hit_t___FLATTENER[0];
-      var _11 = __ZNK3v_t3dotERKS_(_10, __ZL5light);
-      _iftmp_89 = -0.000000e+00 - _11;
-      __label__ = 3; /* _bb2 */ break _bb;
-    }
-    else   if (__label__ == 2) {
-      _iftmp_89 = 0.000000e+00;
-      __label__ = 3; /* _bb2 */ break _bb;
-    }
-  } while(0);
-  _diffuse = _iftmp_89;
-  var _14 = _diffuse;
-  var _15 = 0+(_14 <= 0.000000e+00);
-  if (_15) { __label__ = 6; /* _bb3 */  } else { __label__ = 7; /* _bb4 */  }
-  _bb3: do { 
-    if (__label__ == 6) {
-      _5 = 0.000000e+00;
-      __label__ = 11; /* _bb8 */ break _bb3;
+FUNCTION_TABLE[27] = na;
+function oa(a, b) {
+  var c = STACKTOP;
+  STACKTOP += 29;
+  var d;
+  d = c + 3;
+  var e = c + 6, h = c + 9, g = c + 12, i = c + 15, j, k = c + 19, n = c + 25;
+  R(i);
+  Z(b, i);
+  j = FHEAP[i + 3] != Infinity ? 0 - M(i, __ZL5light) : 0;
+  if(j <= 0) {
+    d = 0
+  }else {
+    J(g, __ZL5light);
+    K(e, i, 1.0E-12);
+    K(c, b + 3, FHEAP[i + 3]);
+    H(d, b, c);
+    H(h, d, e);
+    Q(k, h, g);
+    R(n);
+    na(k, n);
+    d = d = FHEAP[n + 3] == Infinity ? j : 0
+  }
+  d = d;
+  STACKTOP = c;
+  return d
+}
+FUNCTION_TABLE[28] = oa;
+function $(a, b, c, d, e, h) {
+  var g = STACKTOP;
+  STACKTOP += 67;
+  var i = g + 3, j = g + 6, k = g + 9, n = g + 12, s = g + 15, ca = g + 18, y = g + 21, v = g + 24, da = g + 27, ea = g + 30, fa = g + 33, ga = g + 36, ha = g + 39, t = g + 42, p = g + 43, D, z = g + 44, w = g + 48, A = g + 52, N = g + 61, O = g + 64;
+  a = a;
+  c = c;
+  S(w, d, h * 2);
+  S(z, d, h);
+  D = a;
+  if(D != 0) {
+    a = b > 1 ? c : 1;
+    U(D, w, z, a)
+  }
+  a = D + 9;
+  if(!(b <= 1)) {
+    IHEAP[p] = 1;
+    IHEAP[t] = Math.floor((c - 9) / 9);
+    c = IHEAP[F(t, p)];
+    V(A, e);
+    t = h / 3;
+    z = p = 0;
+    a:for(;;) {
+      if(!(z <= 5)) {
+        break a
+      }
+      w = _cos(p);
+      K(ga, A + 6, w);
+      w = _sin(p);
+      K(ea, A + 3, w);
+      K(da, e, -0.2);
+      H(fa, da, ea);
+      H(ha, fa, ga);
+      W(N, ha);
+      K(y, N, h + t);
+      H(v, d, y);
+      a = $(a, b - 1, c, v, N, t);
+      p += 1.0471975511965976;
+      z += 1
     }
-    else   if (__label__ == 7) {
-      __ZNK3v_tngEv(_4, __ZL5light);
-      var _16 = _hit+_struct_hit_t___FLATTENER[0];
-      __ZNK3v_tmlEd(_2, _16, 1.000000e-12);
-      var _18 = HEAP[0 + _hit+_struct_hit_t___FLATTENER[1]];
-      var _19 = HEAP[_ray_addr];
-      var _20 = _19+1*3;
-      __ZNK3v_tmlEd(_0, _20, _18);
-      var _21 = HEAP[_ray_addr];
-      var _22 = _21+0*3;
-      __ZNK3v_tplERKS_(_1, _22, _0);
-      __ZNK3v_tplERKS_(_3, _1, _2);
-      __ZN5ray_tC1ERK3v_tS2_(_sray, _3, _4);
-      __ZN5hit_tC1Ev(_shit);
-      __ZN6node_t9intersectILb1EEEvRK5ray_tR5hit_t(_sray, _shit);
-      var _24 = HEAP[0 + _shit+_struct_hit_t___FLATTENER[1]];
-      var _25 = 0+(_24 == Infinity);
-      if (_25) { __label__ = 8; /* _bb5 */  } else { __label__ = 5; /* _bb6 */  }
-      _bb5: do { 
-        if (__label__ == 8) {
-          _iftmp_90 = _diffuse;
-          __label__ = 10; /* _bb7 */ break _bb5;
-        }
-        else   if (__label__ == 5) {
-          _iftmp_90 = 0.000000e+00;
-          __label__ = 10; /* _bb7 */ break _bb5;
-        }
-      } while(0);
-      _5 = _iftmp_90;
-      __label__ = 11; /* _bb8 */ break _bb3;
+    p -= 0.3490658503988659;
+    y = 0;
+    a:for(;;) {
+      if(!(y <= 2)) {
+        break a
+      }
+      v = _cos(p);
+      K(s, A + 6, v);
+      v = _sin(p);
+      K(k, A + 3, v);
+      K(j, e, 0.6);
+      H(n, j, k);
+      H(ca, n, s);
+      W(O, ca);
+      K(g, O, h + t);
+      H(i, d, g);
+      a = $(a, b - 1, c, i, O, t);
+      p += 2.0943951023931953;
+      y += 1
     }
-  } while(0);
-  _retval = _5;
-  __label__ = 0; /* _return */ 
-  var _retval9 = _retval;
-  STACKTOP = STACK_STACK.pop();
-  return _retval9;
-}
-
-
-function __ZL6createP6node_tii3v_tS1_d(_n, _lvl, _dist, _c, _d, _r) {
-  STACK_STACK.push(STACKTOP);
-  var __label__;
-  var _n_addr = STACKTOP; STACKTOP += 1;
-  var _lvl_addr;
-  var _dist_addr;
-  var _r_addr;
-  var _retval = STACKTOP; STACKTOP += 1;
-  var _0 = STACKTOP; STACKTOP += 3;
-  var _1 = STACKTOP; STACKTOP += 3;
-  var _2 = STACKTOP; STACKTOP += 3;
-  var _3 = STACKTOP; STACKTOP += 3;
-  var _4 = STACKTOP; STACKTOP += 3;
-  var _5 = STACKTOP; STACKTOP += 3;
-  var _6 = STACKTOP; STACKTOP += 3;
-  var _7 = STACKTOP; STACKTOP += 3;
-  var _8 = STACKTOP; STACKTOP += 3;
-  var _9 = STACKTOP; STACKTOP += 3;
-  var _10 = STACKTOP; STACKTOP += 3;
-  var _11 = STACKTOP; STACKTOP += 3;
-  var _12 = STACKTOP; STACKTOP += 3;
-  var _13 = STACKTOP; STACKTOP += 3;
-  var _14 = STACKTOP; STACKTOP += 1;
-  var _15 = STACKTOP; STACKTOP += 1;
-  var _16 = STACKTOP; STACKTOP += 1;
-  var _iftmp_104;
-  var _iftmp_103 = STACKTOP; STACKTOP += 1;
-  var _17 = STACKTOP; STACKTOP += 1;
-  var _18 = STACKTOP; STACKTOP += 4;
-  var _19 = STACKTOP; STACKTOP += 1;
-  var _20 = STACKTOP; STACKTOP += 4;
-  var _21 = STACKTOP; STACKTOP += 1;
-  var _b = STACKTOP; STACKTOP += 9;
-  var _nr;
-  var _daL;
-  var _daU;
-  var _a;
-  var _i;
-  var _ndir = STACKTOP; STACKTOP += 3;
-  var _i11;
-  var _ndir13 = STACKTOP; STACKTOP += 3;
-  var __alloca_point_ = 0;
-  HEAP[_n_addr] = _n;
-  _lvl_addr = _lvl;
-  _dist_addr = _dist;
-  _r_addr = _r;
-  var _22 = _r_addr;
-  var _23 = _22 * 2.000000e+00;
-  __ZN8sphere_tC1ERK3v_td(_20, _c, _23);
-  HEAP[_21] = _20;
-  __ZN8sphere_tC1ERK3v_td(_18, _c, _r_addr);
-  HEAP[_19] = _18;
-  var _25 = HEAP[_n_addr];
-  var _27 = __ZnwjPv(68, _25);
-  HEAP[_17] = _27;
-  var _29 = HEAP[_17];
-  var _30 = 0+(_29 != 0);
-  if (_30) { __label__ = 1; /* _bb */  } else { __label__ = 7; /* _bb4 */  }
-  _bb: do { 
-    if (__label__ == 1) {
-      var _31 = _lvl_addr;
-      var _32 = 0+(_31 > 1);
-      if (_32) { __label__ = 2; /* _bb1 */  } else { __label__ = 3; /* _bb2 */  }
-      _bb1: do { 
-        if (__label__ == 2) {
-          _iftmp_104 = _dist_addr;
-          __label__ = 6; /* _bb3 */ break _bb1;
-        }
-        else   if (__label__ == 3) {
-          _iftmp_104 = 1;
-          __label__ = 6; /* _bb3 */ break _bb1;
-        }
-      } while(0);
-      var _34 = HEAP[_17];
-      var _35 = HEAP[_21];
-      var _36 = HEAP[_19];
-      __ZN6node_tC1ERK8sphere_tS2_l(_34, _35, _36, _iftmp_104);
-      var _38 = HEAP[_17];
-      HEAP[_iftmp_103] = _38;
-      __label__ = 8; /* _bb5 */ break _bb;
+  }
+  b = a;
+  STACKTOP = g;
+  return b
+}
+FUNCTION_TABLE[29] = $;
+function pa(a, b, c) {
+  var d = STACKTOP;
+  STACKTOP += 35;
+  var e = d + 3, h;
+  h = d + 6;
+  var g = d + 9, i = d + 10, j = d + 11, k = d + 17, n = d + 29, s = d + 32;
+  FHEAP[g] = a;
+  FHEAP[i] = b;
+  G(h, 0, 0, -4.5);
+  P(j, h);
+  h = k;
+  b = 3;
+  a:for(;;) {
+    if(b == -1) {
+      break a
     }
-    else   if (__label__ == 7) {
-      var _39 = HEAP[_17];
-      HEAP[_iftmp_103] = _39;
-      __label__ = 8; /* _bb5 */ break _bb;
+    h += 3;
+    b -= 1
+  }
+  b = 0;
+  a:for(;;) {
+    if(!(b <= 3)) {
+      break a
     }
-  } while(0);
-  var _40 = HEAP[_iftmp_103];
-  var _41 = _40+9*1;
-  HEAP[_n_addr] = _41;
-  var _42 = _lvl_addr;
-  var _43 = 0+(_42 <= 1);
-  if (_43) { __label__ = 5; /* _bb6 */  } else { __label__ = 10; /* _bb7 */  }
-  _bb6: do { 
-    if (__label__ == 5) {
-      var _44 = HEAP[_n_addr];
-      HEAP[_16] = _44;
-      __label__ = 13; /* _bb16 */ break _bb6;
+    h = b;
+    G(e, FHEAP[__ZL4grid + b * 2] * 0.5 + FHEAP[g] / -2, FHEAP[__ZL4grid + b * 2 + 1] * 0.5 + FHEAP[i] / -2, 0);
+    h = k + h * 3;
+    FHEAP[h] = FHEAP[e];
+    FHEAP[h + 1] = FHEAP[e + 1];
+    FHEAP[h + 2] = FHEAP[e + 2];
+    b += 1
+  }
+  G(n, 0, c, FHEAP[E(g, i)]);
+  _SDL_LockSurface(IHEAP[_screen]);
+  c = a;
+  a:for(;;) {
+    if(c == 0) {
+      break a
     }
-    else   if (__label__ == 10) {
-      HEAP[_15] = 1;
-      var _45 = _dist_addr;
-      var _46 = _45 - 9;
-      var _47 = Math.floor(_46 / 9);
-      HEAP[_14] = _47;
-      var _48 = __ZSt3maxIiERKT_S2_S2_(_14, _15);
-      _dist_addr = HEAP[_48];
-      __ZN7basis_tC1ERK3v_t(_b, _d);
-      var _50 = _r_addr;
-      _nr = _50 / 3.000000e+00;
-      _daL = 1.0471975511965976;
-      _daU = 2.0943951023931953;
-      _a = 0.000000e+00;
-      _i = 0;
-      __label__ = 9; /* _bb9 */ 
-      _bb9: while(1) { // _bb9
-        var _71 = _i;
-        var _72 = 0+(_71 <= 5);
-        if (_72) { __label__ = 11; /* _bb8 */  } else { __label__ = 4; /* _bb10 */ break _bb9; }
-        var _53 = _cos(_a);
-        var _54 = _b+2*3;
-        __ZNK3v_tmlEd(_12, _54, _53);
-        var _56 = _sin(_a);
-        var _57 = _b+1*3;
-        __ZNK3v_tmlEd(_10, _57, _56);
-        __ZNK3v_tmlEd(_9, _d, -2.000000e-01);
-        __ZNK3v_tplERKS_(_11, _9, _10);
-        __ZNK3v_tplERKS_(_13, _11, _12);
-        __ZNK3v_t4normEv(_ndir, _13);
-        var _58 = _r_addr;
-        var _59 = _nr;
-        var _60 = _58 + _59;
-        __ZNK3v_tmlEd(_7, _ndir, _60);
-        __ZNK3v_tplERKS_(_8, _c, _7);
-        var _61 = _lvl_addr;
-        var _62 = _61 - 1;
-        var _63 = HEAP[_n_addr];
-        var _66 = __ZL6createP6node_tii3v_tS1_d(_63, _62, _dist_addr, _8, _ndir, _nr);
-        HEAP[_n_addr] = _66;
-        var _67 = _a;
-        _a = _67 + 1.0471975511965976;
-        var _69 = _i;
-        _i = _69 + 1;
-        __label__ = 9; /* _bb9 */ continue _bb9;
+    g = e = 0;
+    b:for(;;) {
+      if(!(g <= 3)) {
+        break b
       }
-      var _73 = _a;
-      _a = _73 - 0.3490658503988659;
-      _i11 = 0;
-      __label__ = 14; /* _bb14 */ 
-      _bb14: while(1) { // _bb14
-        var _94 = _i11;
-        var _95 = 0+(_94 <= 2);
-        if (_95) { __label__ = 15; /* _bb12 */  } else { __label__ = 16; /* _bb15 */ break _bb14; }
-        var _76 = _cos(_a);
-        var _77 = _b+2*3;
-        __ZNK3v_tmlEd(_5, _77, _76);
-        var _79 = _sin(_a);
-        var _80 = _b+1*3;
-        __ZNK3v_tmlEd(_3, _80, _79);
-        __ZNK3v_tmlEd(_2, _d, 6.000000e-01);
-        __ZNK3v_tplERKS_(_4, _2, _3);
-        __ZNK3v_tplERKS_(_6, _4, _5);
-        __ZNK3v_t4normEv(_ndir13, _6);
-        var _81 = _r_addr;
-        var _82 = _nr;
-        var _83 = _81 + _82;
-        __ZNK3v_tmlEd(_0, _ndir13, _83);
-        __ZNK3v_tplERKS_(_1, _c, _0);
-        var _84 = _lvl_addr;
-        var _85 = _84 - 1;
-        var _86 = HEAP[_n_addr];
-        var _89 = __ZL6createP6node_tii3v_tS1_d(_86, _85, _dist_addr, _1, _ndir13, _nr);
-        HEAP[_n_addr] = _89;
-        var _90 = _a;
-        _a = _90 + 2.0943951023931953;
-        var _92 = _i11;
-        _i11 = _92 + 1;
-        __label__ = 14; /* _bb14 */ continue _bb14;
+      H(d, n, k + g * 3);
+      i = j + 3;
+      W(s, d);
+      FHEAP[i] = FHEAP[s];
+      FHEAP[i + 1] = FHEAP[s + 1];
+      FHEAP[i + 2] = FHEAP[s + 2];
+      e = oa(IHEAP[__ZL4pool], j) + e;
+      g += 1
+    }
+    g = 0;
+    b:for(;;) {
+      if(!(g <= 2)) {
+        break b
       }
-      var _96 = HEAP[_n_addr];
-      HEAP[_16] = _96;
-      __label__ = 13; /* _bb16 */ break _bb6;
+      IHEAP[IHEAP[IHEAP[_screen] + ka[5]] + Math.floor((a - FHEAP[n + 1]) * a * 4 + FHEAP[n] * 4) + g] = Math.floor(e * 64);
+      g += 1
     }
-  } while(0);
-  var _97 = HEAP[_16];
-  HEAP[_retval] = _97;
-  __label__ = 0; /* _return */ 
-  var _retval17 = HEAP[_retval];
-  STACKTOP = STACK_STACK.pop();
-  return _retval17;
-}
-
-
-function __ZL10trace_lineiii(_width, _height, _y) {
-  STACK_STACK.push(STACKTOP);
-  var __label__;
-  var _width_addr;
-  var _height_addr;
-  var _y_addr;
-  var _0 = STACKTOP; STACKTOP += 3;
-  var _1 = STACKTOP; STACKTOP += 3;
-  var _2;
-  var _3 = STACKTOP; STACKTOP += 1;
-  var _4 = STACKTOP; STACKTOP += 1;
-  var _retval_91 = STACKTOP; STACKTOP += 1;
-  var _5 = STACKTOP; STACKTOP += 3;
-  var _w = STACKTOP; STACKTOP += 1;
-  var _h = STACKTOP; STACKTOP += 1;
-  var _rcp;
-  var _scale;
-  var _ray = STACKTOP; STACKTOP += 6;
-  var _rgss = STACKTOP; STACKTOP += 12;
-  var _scan = STACKTOP; STACKTOP += 3;
-  var _i;
-  var _j;
-  var _g;
-  var _idx;
-  var _memtmp = STACKTOP; STACKTOP += 3;
-  var _k;
-  var __alloca_point_ = 0;
-  _width_addr = _width;
-  _height_addr = _height;
-  _y_addr = _y;
-  var _6 = _width_addr;
-  var _7 = _6;
-  HEAP[_w] = _7;
-  var _8 = _height_addr;
-  var _9 = _8;
-  HEAP[_h] = _9;
-  _rcp = 5.000000e-01;
-  _scale = 6.400000e+01;
-  __ZN3v_tC1Eddd(_5, 0.000000e+00, 0.000000e+00, -4.500000e+00);
-  __ZN5ray_tC1ERK3v_t(_ray, _5);
-  var _10 = _rgss+0*3;
-  HEAP[_4] = _10;
-  var _11 = HEAP[_4];
-  HEAP[_3] = _11;
-  _2 = 3;
-  __label__ = 2; /* _bb1 */ 
-  _bb1: while(1) { // _bb1
-    var _17 = _2;
-    var _18 = 0+(_17 != -1);
-    if (_18) { __label__ = 1; /* _bb */  } else { __label__ = 3; /* _bb2 */ break _bb1; }
-    var _12 = HEAP[_3];
-    __ZN3v_tC1Ev(_12);
-    var _13 = HEAP[_3];
-    var _14 = _13+3*1;
-    HEAP[_3] = _14;
-    var _15 = _2;
-    _2 = _15 - 1;
-    __label__ = 2; /* _bb1 */ continue _bb1;
+    FHEAP[n] += 1;
+    c -= 1
   }
-  var _19 = HEAP[_4];
-  HEAP[_retval_91] = _19;
-  _i = 0;
-  __label__ = 7; /* _bb4 */ 
-  _bb4: while(1) { // _bb4
-    var _49 = _i;
-    var _50 = 0+(_49 <= 3);
-    if (_50) { __label__ = 6; /* _bb3 */  } else { __label__ = 8; /* _bb5 */ break _bb4; }
-    var _20 = _i;
-    var _22 = __ZL4grid+_i*2;
-    var _24 = HEAP[0 + _22+1*1];
-    var _25 = _24 * 5.000000e-01;
-    var _26 = HEAP[_h];
-    var _27 = _26 / -2.000000e+00;
-    var _28 = _25 + _27;
-    var _30 = __ZL4grid+_i*2;
-    var _32 = HEAP[0 + _30+0*1];
-    var _33 = _32 * 5.000000e-01;
-    var _34 = HEAP[_w];
-    var _35 = _34 / -2.000000e+00;
-    var _36 = _33 + _35;
-    __ZN3v_tC1Eddd(_1, _36, _28, 0.000000e+00);
-    var _37 = _rgss+_20*3;
-    var _38 = _37+0*1;
-    var _40 = HEAP[0 + _1+0*1];
-    HEAP[_38] = _40;
-    var _41 = _37+1*1;
-    var _43 = HEAP[0 + _1+1*1];
-    HEAP[_41] = _43;
-    var _44 = _37+2*1;
-    var _46 = HEAP[0 + _1+2*1];
-    HEAP[_44] = _46;
-    var _47 = _i;
-    _i = _47 + 1;
-    __label__ = 7; /* _bb4 */ continue _bb4;
+  _SDL_UnlockSurface(IHEAP[_screen]);
+  STACKTOP = d
+}
+FUNCTION_TABLE[30] = pa;
+function qa(a, b) {
+  var c = STACKTOP;
+  STACKTOP += 11;
+  var d = c + 3, e = c + 6, h, g, i, j = c + 9, k = c + 10;
+  if(a == 2) {
+    IHEAP[k] = 2;
+    g = Math.floor(Number(ba(IHEAP[b + 1])));
+    IHEAP[j] = g;
+    j = IHEAP[F(j, k)]
+  }else {
+    j = 6
   }
-  var _51 = __ZSt3maxIdERKT_S2_S2_(_w, _h);
-  var _52 = HEAP[_51];
-  var _53 = _y_addr;
-  var _54 = _53;
-  __ZN3v_tC1Eddd(_scan, 0.000000e+00, _54, _52);
-  var _55 = HEAP[_screen];
-  var _56 = _SDL_LockSurface(_55);
-  _j = _width_addr;
-  __label__ = 14; /* _bb14 */ 
-  _bb14: while(1) { // _bb14
-    var _112 = _j;
-    var _113 = 0+(_112 != 0);
-    if (_113) { __label__ = 5; /* _bb6 */  } else { __label__ = 16; /* _bb15 */ break _bb14; }
-    _g = 0.000000e+00;
-    _idx = 0;
-    __label__ = 11; /* _bb8 */ 
-    _bb8: while(1) { // _bb8
-      var _76 = _idx;
-      var _77 = 0+(_76 <= 3);
-      if (_77) { __label__ = 10; /* _bb7 */  } else { __label__ = 9; /* _bb9 */ break _bb8; }
-      var _59 = _rgss+_idx*3;
-      __ZNK3v_tplERKS_(_0, _scan, _59);
-      var _60 = _ray+1*3;
-      __ZNK3v_t4normEv(_memtmp, _0);
-      var _61 = _60+0*1;
-      var _63 = HEAP[0 + _memtmp+0*1];
-      HEAP[_61] = _63;
-      var _64 = _60+1*1;
-      var _66 = HEAP[0 + _memtmp+1*1];
-      HEAP[_64] = _66;
-      var _67 = _60+2*1;
-      var _69 = HEAP[0 + _memtmp+2*1];
-      HEAP[_67] = _69;
-      var _70 = HEAP[__ZL4pool];
-      var _71 = __ZL9ray_tracePK6node_tRK5ray_t(_70, _ray);
-      var _72 = _g;
-      _g = _71 + _72;
-      var _74 = _idx;
-      _idx = _74 + 1;
-      __label__ = 11; /* _bb8 */ continue _bb8;
-    }
-    _k = 0;
-    __label__ = 15; /* _bb12 */ 
-    _bb12: while(1) { // _bb12
-      var _104 = _k;
-      var _105 = 0+(_104 <= 2);
-      if (_105) { __label__ = 12; /* _bb11 */  } else { __label__ = 17; /* _bb13 */ break _bb12; }
-      var _78 = HEAP[_screen];
-      var _80 = HEAP[0 + _78+_struct_SDL_Surface___FLATTENER[5]];
-      var _81 = _width_addr;
-      var _82 = _81;
-      var _84 = HEAP[0 + _scan+1*1];
-      var _85 = _82 - _84;
-      var _86 = _width_addr;
-      var _87 = _86;
-      var _88 = _85 * _87;
-      var _89 = _88 * 4.000000e+00;
-      var _91 = HEAP[0 + _scan+0*1];
-      var _92 = _91 * 4.000000e+00;
-      var _93 = _89 + _92;
-      var _94 = Math.floor(_93);
-      var _95 = _80+1*_94;
-      var _96 = _g;
-      var _97 = _96 * 6.400000e+01;
-      var _98 = Math.floor(_97);
-      var _99 = _98;
-      var _101 = _95+1*_k;
-      HEAP[_101] = _99;
-      var _102 = _k;
-      _k = _102 + 1;
-      __label__ = 15; /* _bb12 */ continue _bb12;
+  j = j;
+  k = 9;
+  i = j;
+  a:for(;;) {
+    i -= 1;
+    g = i > 1;
+    if(g == 0) {
+      break a
     }
-    var _107 = HEAP[0 + _scan+0*1];
-    var _108 = _107 + 1.000000e+00;
-    var _109 = _scan+0*1;
-    HEAP[_109] = _108;
-    var _110 = _j;
-    _j = _110 - 1;
-    __label__ = 14; /* _bb14 */ continue _bb14;
+    k = (k + 1) * 9
   }
-  var _114 = HEAP[_screen];
-  _SDL_UnlockSurface(_114);
-  var _115 = HEAP[_screen];
-  var _116 = _SDL_Flip(_115);
-  __label__ = 0; /* _return */ 
-  STACKTOP = STACK_STACK.pop();
-  return;
-}
-
-
-function _main(_argc, _argv) {
-  STACK_STACK.push(STACKTOP);
-  var __label__;
-  var _argc_addr;
-  var _argv_addr = STACKTOP; STACKTOP += 1;
-  var _retval;
-  var _0;
-  var _1 = STACKTOP; STACKTOP += 3;
-  var _2 = STACKTOP; STACKTOP += 3;
-  var _3 = STACKTOP; STACKTOP += 3;
-  var _4;
-  var _5 = STACKTOP; STACKTOP += 1;
-  var _6 = STACKTOP; STACKTOP += 1;
-  var _retval_108 = STACKTOP; STACKTOP += 1;
-  var _count_107;
-  var _7 = STACKTOP; STACKTOP += 1;
-  var _retval_106;
-  var _8 = STACKTOP; STACKTOP += 1;
-  var _9 = STACKTOP; STACKTOP += 1;
-  var _iftmp_105;
-  var _lvl;
-  var _count;
-  var _dec;
-  var _y;
-  var __alloca_point_ = 0;
-  _argc_addr = _argc;
-  HEAP[_argv_addr] = _argv;
-  var _10 = _argc_addr;
-  var _11 = 0+(_10 == 2);
-  if (_11) { __label__ = 1; /* _bb */  } else { __label__ = 2; /* _bb1 */  }
-  _bb: do { 
-    if (__label__ == 1) {
-      HEAP[_9] = 2;
-      var _12 = HEAP[_argv_addr];
-      var _14 = HEAP[0 + _12+1*1];
-      var _15 = _atoi(_14);
-      HEAP[_8] = _15;
-      var _16 = __ZSt3maxIiERKT_S2_S2_(_8, _9);
-      _iftmp_105 = HEAP[_16];
-      __label__ = 3; /* _bb2 */ break _bb;
+  k += 1;
+  h = k;
+  g = i = __Znaj(h * 68);
+  h = h - 1;
+  a:for(;;) {
+    if(h == -1) {
+      break a
     }
-    else   if (__label__ == 2) {
-      _iftmp_105 = 6;
-      __label__ = 3; /* _bb2 */ break _bb;
-    }
-  } while(0);
-  _lvl = _iftmp_105;
-  _count = 9;
-  _dec = _lvl;
-  __label__ = 7; /* _bb4 */ 
-  _bb4: while(1) { // _bb4
-    var _23 = _dec;
-    _dec = _23 - 1;
-    var _25 = _dec;
-    var _26 = 0+(_25 > 1);
-    _retval_106 = _26;
-    var _28 = _retval_106;
-    var _toBool = 0+(_28 != 0);
-    if (_toBool) { __label__ = 6; /* _bb3 */  } else { __label__ = 8; /* _bb5 */ break _bb4; }
-    var _20 = _count;
-    var _21 = _20 + 1;
-    _count = _21 * 9;
-    __label__ = 7; /* _bb4 */ continue _bb4;
-  }
-  var _29 = _count;
-  _count = _29 + 1;
-  _count_107 = _count;
-  var _32 = _count_107;
-  var _33 = _32 * 68;
-  var _34 = __Znaj(_33);
-  HEAP[_7] = _34;
-  var _36 = HEAP[_7];
-  HEAP[_6] = _36;
-  var _38 = HEAP[_6];
-  HEAP[_5] = _38;
-  var _39 = _count_107;
-  _4 = _39 - 1;
-  __label__ = 10; /* _bb7 */ 
-  _bb7: while(1) { // _bb7
-    var _46 = _4;
-    var _47 = 0+(_46 != -1);
-    if (_47) { __label__ = 5; /* _bb6 */  } else { __label__ = 11; /* _bb8 */ break _bb7; }
-    var _41 = HEAP[_5];
-    __ZN6node_tC1Ev(_41);
-    var _42 = HEAP[_5];
-    var _43 = _42+9*1;
-    HEAP[_5] = _43;
-    var _44 = _4;
-    _4 = _44 - 1;
-    __label__ = 10; /* _bb7 */ continue _bb7;
+    g += 9;
+    h -= 1
   }
-  var _48 = HEAP[_6];
-  HEAP[_retval_108] = _48;
-  var _49 = HEAP[_retval_108];
-  var _50 = _49;
-  var _51 = HEAP[_7];
-  HEAP[__ZL4pool] = _51;
-  var _53 = HEAP[__ZL4pool];
-  var _55 = _53+9*_count;
-  HEAP[__ZL3end] = _55;
-  __ZN3v_tC1Eddd(_2, 2.500000e-01, 1.000000e+00, -5.000000e-01);
-  __ZNK3v_t4normEv(_3, _2);
-  __ZN3v_tC1Eddd(_1, 0.000000e+00, 0.000000e+00, 0.000000e+00);
-  var _56 = HEAP[__ZL4pool];
-  var _59 = __ZL6createP6node_tii3v_tS1_d(_56, _lvl, _count, _1, _3, 1.000000e+00);
+  IHEAP[__ZL4pool] = i;
+  IHEAP[__ZL3end] = IHEAP[__ZL4pool] + 9 * k;
+  G(d, 0.25, 1, -0.5);
+  W(e, d);
+  G(c, 0, 0, 0);
+  $(IHEAP[__ZL4pool], j, k, c, e, 1);
   return; // XXX
-  var _60 = _SDL_Init(32);
-  var _61 = _SDL_SetVideoMode(512, 512, 32, 0);
-  HEAP[_screen] = _61;
-  _y = 511;
-  __label__ = 4; /* _bb10 */ 
-  _bb10: while(1) { // _bb10
-    var _65 = _y;
-    var _66 = 0+(_65 >= 0);
-    if (_66) { __label__ = 9; /* _bb9 */  } else { __label__ = 12; /* _bb11 */ break _bb10; }
-    __ZL10trace_lineiii(512, 512, _y);
-    var _63 = _y;
-    _y = _63 - 1;
-    __label__ = 4; /* _bb10 */ continue _bb10;
+  _SDL_Init(32);
+  d = _SDL_SetVideoMode(512, 512, 32, 0);
+  IHEAP[_screen] = d;
+  d = 511;
+  a:for(;;) {
+    if(!(d >= 0)) {
+      break a
+    }
+    pa(512, 512, d);
+    d -= 1
   }
-  _SDL_Delay(20000);
-  _SDL_Quit();
-  _0 = 0;
-  _retval = _0;
-  __label__ = 0; /* _return */ 
-  var _retval12 = _retval;
-  STACKTOP = STACK_STACK.pop();
-  return _retval12;
-}
-
-// === Auto-generated postamble setup entry stuff ===
-
-function run(args) {
-  __initializeRuntime__();
-
-  var argc = args.length+1;
-  function pad() {
-    for (var i = 0; i < 1-1; i++) {
-      argv.push(0);
+  STACKTOP = c;
+  return 0
+}
+FUNCTION_TABLE[31] = qa;
+function ra(a) {
+  function b() {
+    for(var h = 0;h < 0;h++) {
+      d.push(0)
     }
   }
-  var argv = [Pointer_make(intArrayFromString("/bin/this.program"), null) ];
-  pad();
-  for (var i = 0; i < argc-1; i = i + 1) {
-    argv.push(Pointer_make(intArrayFromString(args[i]), null));
-    pad();
+  ia();
+  var c = a.length + 1, d = [r(x("/bin/this.program"), null)];
+  b();
+  for(var e = 0;e < c - 1;e += 1) {
+    d.push(r(x(a[e]), null));
+    b()
   }
-  argv = Pointer_make(argv, null);
-
-  __globalConstructor__();
-
-  _main(argc, argv);
-
-  while( __ATEXIT__.length > 0) {
-    __ATEXIT__.pop()();
+  d = r(d, null);
+  m();
+  for(qa(c, d);o.length > 0;) {
+    a = o.pop();
+    if(typeof a === "number") {
+      a = FUNCTION_TABLE[a]
+    }
+    a()
   }
 }
 
+run = ra;
+__ZL10trace_lineiii = pa;
+